please help and i’ll give u brainliest

Please Help And Ill Give U Brainliest

Answers

Answer 1

Answer:

Set your calculator to degree mode.

Using the Law of Cosines:

c = √(27^2 + 13^2 - 2(27)(13)(cos 106°))

= 33.0378

Now use the Law of Sines:

sin A/13 = sin 106°/33.0378

sin A = 13 sin 106°/33.0378

A = 22.2°

Answer 2

The measure of angle ∠A will be 22.1°. Then the correct option is B.

Given that:

a = 13 in

b = 27 in

∠C = 106°

Let the triangle ΔABC, then the cosine law is given as,

c² = a² + b² - 2 a·b cos C

The length AB of the triangle is calculated as,

c² = 13² + 27² - 2 · 13 · 27 · cos 106°

c² = 169 + 729 - (-196.5)

c² = 1094.5

c = 33.08 inches

The measure of ∠A is calculated as,

a² = b² + c² - 2 b·c cos A

13² = 27² + 33.08² - 2 x 27 x 33.08 x cos A

cos A = 0.9262

A = 22.1°

The measure of angle ∠A will be 22.1°. Then the correct option is B.

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Related Questions

Aisha has 122 yellow roses and 129 white roses. She places them in vases of 7 roses each. She divides the total number of roses by 7 and gets 35 R 6. What is the correct interpretation of R 6 for this situation?

Answers

When Aisha divides the total number of roses, which is 251, by 7, she gets 35 R 6. The correct interpretation of R 6 is that she has 6 remaining roses that are not enough to fill another vase of 7.

Aisha has a total of 251 roses (122 yellow and 129 white), and she wants to put them in vases of 7 roses each. When she divides the total number of roses by 7, she gets 35 R 6, which means that she can fill 35 vases of 7 roses each, with 6 roses left over. This remaining 6 roses are not enough to fill another vase, so they are left as leftovers. Therefore, the correct interpretation of R 6 for this situation is that Aisha has 6 remaining roses that are not enough to fill another vase of 7.

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how do you multiply a square root by a square root and a whole number?

for example, the square root of 5 times (4 times the square root of 5) is 20, but i don’t understand how rob solve for this thanks!

Answers

To multiply a square root by a square root and a whole number, you can use the distributive property of multiplication

Given data ,

Let the numbers be represented by the expression A

Now , the value of A is

A = √2 × 3√5

First, you can simplify each square root:

√2 = 1.4142 (rounded to 4 decimal places)

3√5 = 5.1962 (rounded to 4 decimal places)

Next, you can multiply the two simplified square roots and the whole number:

√2 × 3√5 = 1.4142 × 5.1962 × 3

= 22.3607 × 3

= 67.0821

Hence , the expression is A = √2 × 3√5 = 67.0821

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In convex quadrilateral ABCD, the lengths of the sides AB, BC, CD, and DA are 1, 8, 14, and 7, respectively. The angle bisectors of angle ABC and angle BCD intersect at point 0. Find the distance of point O from the side AD is the area of ∆BOC is 20

Answers

The distance of point O from side AD is 5.

To find the distance of point O from side AD, we can use the fact that the area of triangle BOC is 20.

Let's denote the distance of point O from side AD as x.

We know that the area of a triangle can be calculated using the formula:

Area = (1/2) * base * height

In triangle BOC, the base is BC with a length of 8, and the height is x (the distance of O from AD).

Therefore, we have:

(1/2) * 8 * x = 20

4x = 20

x = 5

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Indicate below whether the equation in the box is true or false

Answers

Answer:

A. True

Step-by-step explanation:

[tex]\frac{6}{8}[/tex]   and   [tex]\frac{3}{4}[/tex]   are equivalent fractions.

Which of the following acronyms may be used in assessing the​ patient's level of​ consciousness? A. AVPU B. SAMPLE C. ABC D. ​C-A-B.

Answers

The acronym used in assessing a patient's level of consciousness is A. AVPU.

AVPU stands for Alert, Voice, Pain, and Unresponsive. This mnemonic is commonly used by healthcare professionals to quickly and easily assess a patient's level of consciousness. Here's a brief explanation of each level:

1. Alert: The patient is fully awake, responsive, and aware of their surroundings.
2. Voice: The patient responds to verbal stimuli but may not be fully alert.
3. Pain: The patient responds only to painful stimuli, such as pinching or applying pressure.
4. Unresponsive: The patient does not respond to any stimuli, indicating a potentially critical condition.

In assessing a patient's level of consciousness, the acronym AVPU is the most suitable choice among the options provided. It allows healthcare professionals to quickly evaluate a patient's responsiveness to various stimuli and determine their level of consciousness.

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The mean mass of 4 men is 97.5kg. The modal mass is 101kg and the range is 8kg. What is the mass of each of the four men?​

Answers

Answer: Let's denote the masses of the four men as a, b, c, and d. Then we can use the given information to set up a system of equations:

Mean mass of 4 men is 97.5kg:

(a + b + c + d) / 4 = 97.5

a + b + c + d = 390

Modal mass is 101kg:

We know that one of the men has a mass of 101kg. Let's say that man is a. Then we have two cases:

Case 1: b, c, and d each have a mass less than 101kg.

In this case, the second largest mass must be the mode. Let's say that mass is b. Then we have:

b = a - x (where x is some positive number less than 4)

c = a - y (where y is some positive number less than 4 and not equal to x)

d = a - z (where z is some positive number less than 4 and not equal to x or y)

Note that we subtract x, y, and z from a because b, c, and d have masses less than a.

Then we have:

a + (a - x) + (a - y) + (a - z) = 390

4a - (x + y + z) = 390

Case 2: b, c, and d each have a mass greater than 101kg.

In this case, the second smallest mass must be the mode. Let's say that mass is b. Then we have:

b = a + x (where x is some positive number less than 4)

c = a + y (where y is some positive number less than 4 and not equal to x)

d = a + z (where z is some positive number less than 4 and not equal to x or y)

Note that we add x, y, and z to a because b, c, and d have masses greater than a.

Then we have:

a + (a + x) + (a + y) + (a + z) = 390

4a + (x + y + z) = 390

Range is 8kg:

The range is the difference between the largest and smallest masses. Let's say that the smallest mass is e and the largest mass is f. Then we have:

f - e = 8

Now we have three equations (either from Case 1 or Case 2) and three unknowns (a, x, and y or a, x, and z) that we can solve for to find the masses of the four men. However, the system of equations is quite complicated and solving it by hand can be tedious. One way to solve it is to use a numerical method, such as Newton's method or the bisection method. Alternatively, we can use a computer algebra system to solve it.

Aya is studying four different relations. She uses a number generator to determine inputs she will use for all of the relations and then calculates the outputs of the relation and records them. The numbers Aya plugs in to the relations are {2, 5, 8, 6, 5, 2, 8, 7, 9} in that order. If the outputs are also recorded in order, which set of values shows outputs of a relation that is NOT a function?

Answers

The set of values that shows outputs of a relation that is NOT a function is {3, 6, 8, 3, 6, 3, 8, 9, 9}.

To determine whether a relation is a function or not, we need to check whether each input has a unique output. If an input has more than one output, then the relation is not a function.

From the given inputs, we can calculate the outputs of the four relations. By examining the outputs of each relation, we can see that for the set {3, 6, 8, 3, 6, 3, 8, 9, 9}, the input 2 has an output of 3 and an output of 3, the input 5 has an output of 6 and an output of 6, and the input 6 has an output of 3 and an output of 9. Therefore, the relation that corresponds to this set of outputs is not a function.

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PLEASE HELP

Solve the inequality for W.

w- 9 ≥25

Simplify your answer as much as possible.

Answers

The Solve the inequality for W,in the expression w- 9 ≥25 can  be written as  w ≥ 34.

How can the equality be calculated?

Inequality, In mathematics, can be regarded as the statement of an order relationship which involves the use of the expression such as the greater than, greater than or equal to as well as the less than, or less than or equal to.

It should be noted that the expression helps to know the relation between two numbers or algebraic expressions which can be used to know  more about a particular expression.

Given that w- 9 ≥25

w - 9 + 9 ≥ 25 + 9

w ≥ 34

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question 3 (10 points) write a recursive function to compute the summation sum( ((-1)^x)*x*x, x=1..n) for a given input n you must write a recursive function.

Answers

The recursive function adds the last term of the summation to the recursive call with n-1 as the input. The final solution is the result of the recursive function for the input value n.

To write a recursive function to compute the summation sum( ((-1)^x)*x*x, x=1..n), we need to break down the summation into smaller parts.
We can start by defining a base case for the recursive function. When n is equal to 1, the summation will only have one term, which is (-1)^1 * 1 * 1. So, the base case would be:
if n == 1:
   return -1
Next, we need to find a way to express the summation in terms of smaller parts. We can observe that the summation can be expressed as:
((-1)^n) * n * n + sum((-1)^(x-1) * (x-1) * (x-1), x=1..n-1)
Notice that the summation term on the right-hand side is similar to the original summation, but with n-1 as the upper limit of the summation. This allows us to use recursion to calculate the summation:
def recursive_sum(n):
   if n == 1:
       return -1
   else:
       return ((-1)**n) * n * n + recursive_sum(n-1)
This recursive function computes the summation by adding the last term of the summation ((-1)^n * n * n) to the recursive call with n-1 as the input. This process continues until the base case is reached.
In summary, the recursive function to compute the summation sum( ((-1)^x)*x*x, x=1..n) is:
def recursive_sum(n):
   if n == 1:
       return -1
   else:
       return ((-1)**n) * n * n + recursive_sum(n-1)
Answer: The solution to this question involves writing a recursive function to compute the summation sum( ((-1)^x)*x*x, x=1..n). To do this, we need to define a base case and express the summation in terms of smaller parts. The recursive function adds the last term of the summation to the recursive call with n-1 as the input. The final solution is the result of the recursive function for the input value n.

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10 - __ = - 196 unknown numbers

Answers

[tex]10 - x = - 196 \\ [/tex]

let the unknown number be x

[tex]x = - 196 + 10 \\ x = - 186[/tex]

~hope it helps~

The missing number is 186.

To solve this equation, we need to isolate the variable (the unknown number) on one side of the equation. To do this, we can simplify the left side of the equation by subtracting 10 from both sides:

10 - __ = -196 -__ = -206

Then, we can isolate the variable by multiplying both sides of the equation by -1:

__ = 206

Therefore, the missing number is 186.

Rewrite in simplest terms:(x+9y)-(9x-8y)

Answers

The simplified expression is (-8x + 17y).

We have,

(x+ 9y) - (9x - 8y)

Now, simplifying the given expression as

(x+ 9y) - (9x - 8y)

= x + 9y - 9x + 8y

= x - 9x + 9y + 8y

= -8x + 17y

Thus, the simplified expression is (-8x + 17y)

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what would be the effect of aa decreasedecrease in u.s. net exports on the aggregate demand curve?

Answers

The aggregate demand curve shifts to the left, indicating a decrease in overall demand in the economy.

A decrease in U.S. net exports would result in a decrease in aggregate demand.

This is because net exports are a component of aggregate demand, which is the total amount of goods and services demanded in an economy.

When net exports decrease, it means that fewer goods and services are being exported from the U.S.

This, in turn, means that there is less demand for U.S. goods and services from foreign buyers.

As a result, the aggregate demand curve shifts to the left, indicating a decrease in overall demand in the economy.

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The radius of a circle is 0.84 inches and the circumference of the circle is 5.28 describe how to use this information to best represent the value of

Answers

The value of π is best represented by multiplying 5.28 by 0.84 (option A, A)

Now, let's take a look at the information given to us. We know that the radius of the circle is 0.84 inches. The radius is the distance from the center of the circle to its edge, and it is half the length of the diameter. So, we can find the diameter by multiplying the radius by 2, which gives us a diameter of 1.68 inches.

We also know that the circumference of the circle is 5.28 inches. The circumference is the distance around the edge of the circle. We can use the formula for the circumference of a circle, which is C = 2πr, where C is the circumference, π is the value of pi, and r is the radius.

We can rearrange this formula to solve for π, which gives us π = C/2r. Plugging in the values we know, we get π = 5.28/2(0.84) = 3.14.

Hence the correct option is (a).

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Can someone please help me.

Answers

17.80

200.96

401

175

Step-by-step explanation:

because if you do It you will get it

Indicate below whether the equation in the box is true or false?

Answers

The equations in the box are true, as 2/5 and 4/10 are equivalent fractions.

What is a fraction?

A fraction is a numerical representation of the division of the two terms x and y, as follows:

Fraction = x/y.

The terms are classified as follows:

The top term x is the numerator of the fraction.The bottom term y is the denominator of the fraction.

For the left fraction, we have that 2 out of 5 spaces are painted, hence:

2/5.

For the right fraction, we have that 4 out of 10 spaces are painted, hence:

4/10.

4/2 = 2 and 10/2 = 5, hence the simplified fraction is given as follows:

2/5.

As the fractions are equal, the statement is true.

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Which example(s) describe(s) the incorrect use of a hand tool?

Using a drill to drive in a screw
Using a trowel to measure
Using a vise to dig
I only
II only
III only
II and III

Answers

Using a trowel to measure and Using a vise to dig are incorrect use of a hand tool, option D is correct

Using a trowel to measure (Option II) is incorrect because a trowel is a tool designed for spreading or smoothing materials like concrete, plaster, or mortar, and is not an accurate measuring tool.

Using a vise to dig (Option III) is also incorrect because a vise is a tool designed to hold objects in place, and is not suitable for digging as it does not have the necessary features such as a digging blade or a handle.

Using a drill to drive in a screw (Option I) is a correct use of a hand tool, as a drill can be used to drive in screws with the appropriate bit.

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laverne starts counting out loud by ${}5$'s. she starts with $7$. as laverne counts, shirley sums the numbers laverne says. when the sum finally exceeds $5000,$ shirley runs screaming from the room. what number does laverne say that sends shirley screaming and running?

Answers

Laverne starts counting out loud by 5's, beginning with 7. Shirley sums up all the numbers that Laverne says until the sum exceeds 5000. We need to find the number that Laverne says that sends Shirley screaming and running.

To solve this problem, we can start by finding the pattern in Laverne's counting. She is counting by 5's, so each number she says is 5 more than the previous one. Therefore, we can create an arithmetic sequence with a first term of 7 and a common difference of 5. The formula for the nth term of an arithmetic sequence is given by:

a_n = a_1 + (n-1)d

where a_n is the nth term, a_1 is the first term, d is the common difference, and n is the number of terms.

To find the number that Laverne says that sends Shirley screaming and running, we need to find the value of n such that the sum of the first n terms of the sequence is greater than 5000. We can use the formula for the sum of an arithmetic sequence to do this:

S_n = n/2(2a_1 + (n-1)d)

where S_n is the sum of the first n terms.

Using the values given in the problem, we can write the equation:

n/2(2(7) + (n-1)(5)) > 5000

Simplifying and solving for n, we get:

n > 398

Therefore, the number that Laverne says that sends Shirley screaming and running is the 398th term in the sequence. We can find this term by plugging in n = 398 into the formula for the nth term:

a_398 = 7 + (398-1)(5) = 1989

So, Laverne says the number 1989 that sends Shirley screaming and running.

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An observer who is standing 47m from a building measures the angle of elevation of the top of a building as 17 degress. If the observer's eye is 167 cm from the ground, what is the height of the building?

Answers

The height of the building is approximately 16.9 meters. The distance between the observer and the building forms the adjacent side of the triangle.

To solve this problem, we can use trigonometry and set up a right triangle with the observer's eye, the top of the building, and the ground. The distance between the observer and the building forms the adjacent side of the triangle, and the height of the building forms the opposite side. We can use the tangent function to solve for the height of the building:

tan(17 degrees) = opposite/adjacent

First, we need to convert the distance from the observer to the building from meters to centimeters, since the height of the observer's eye is given in centimeters.

47 meters = 4700 centimeters

Next, we can plug in the values we have and solve for the height of the building:

tan(17 degrees) = h/4700 + 167

h = (4700 + 167) * tan(17 degrees)

h ≈ 16.9 meters

Therefore, the height of the building is approximately 16.9 meters.

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Consider the life cycle of the apple tree, and keep in mind that most animals eat the entire apple (core and seeds included). Explain why the outside of the seed feels as it does. If you think it protects the inside of the seed, explain what the inside needs to be protected from.
(I NEED HELP ASAP)

Answers

The outside of an apple seed is coated with a protective layer called the seed coat. This hard, outer layer is designed to protect the inside of the seed from damage, disease, and pests. The seed coat also helps

Regulate the moisture levels within the seed, ensuring that it doesn't dry out or become too wet. As the apple tree grows, it produces fruit that is eaten by animals. When animals eat the apple, they consume the entire fruit, including the core and seeds. The seed coat protects the seeds as they pass through the animal's digestive system, ensuring that they remain intact and ready to germinate once they are excreted.

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The question is incomplete, the complete question is:

An electrician charges a service fee plus an hourly charge. She charges a total of $301 for a job that takes 3 hours and $517 for a job that takes 6 hours. What is the slope of the line that represents this relationship?

Answers

The slope of the line that represents this relationship is 72.

Let the service fee charged by the electrician be represented by "s" and the hourly charge be represented by "h".

s + 3h = 301 (for the job that takes 3 hours)

s + 6h = 517 (for the job that takes 6 hours)

We can solve this system of equations using elimination or substitution to find the values of "s" and "h". For simplicity, we'll use the substitution method.

From the first equation, we can solve for "s" in terms of "h":

s = 301 - 3h

Substituting this into the second equation:

(301 - 3h) + 6h = 517

Simplifying:

301 + 3h = 517

3h = 216

h = 72

Substitute the provided value of h = 72 first equation:

s + 3(72) = 301

Simplifying:

s = 85

So the electrician charges a service fee of $85 and an hourly rate of $72.

The slope of the line that represents this relationship can be interpreted as the rate of change in cost per hour of work. This is simply the hourly charge, which is $72 in this case.

Therefore, the slope of the line is described as,

slope = $72/hour

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Consider the data points (-5, 4), (0, 4), (5, 3) and (10, 1). Compute the least squares error for the given line. y = 3 - 5

Answers

The least squares error for the given line is 2306.

The equation of the given line is y = 3 - 5x.

To compute the least squares error for the given line, we need to find the vertical distance between each point and the line, square them, and add them up.

Let's first find the predicted y-values for each given x-value using the equation of the line:

For x = -5, y = 3 - 5(-5) = 28

For x = 0, y = 3 - 5(0) = 3

For x = 5, y = 3 - 5(5) = -22

For x = 10, y = 3 - 5(10) = -47

Now we can find the vertical distance between each point and the line:

For the point (-5, 4), the vertical distance is 4 - 28 = -24

For the point (0, 4), the vertical distance is 4 - 3 = 1

For the point (5, 3), the vertical distance is 3 - (-22) = 25

For the point (10, 1), the vertical distance is 1 - (-47) = 48

Now we square each of these distances and add them up:

(-24)^2 + 1^2 + 25^2 + 48^2 = 2306

Therefore, the least squares error for the given line is 2306.

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The first five triangular numbers are shown, where n represents the number of dots in the base of the figure, and represents the total number of dots in the figure. The numbers 1,3,6,10 and 15 are represented in the form of a triangle with dots. When , there is 1 dot. When , there are 3 dots. When , there are 6 dots. Notice that the total number of dots increases by n each time. Use induction to prove that. Part A

Prove the statement is true for. Type your answer in the box

Answers

The statement is true for k + 1. By the principle of mathematical induction, the statement is true for all positive integers n.

To prove that the statement is true for all positive integers n, we will use mathematical induction.

Base case: When n = 1, there is only one dot in the triangle, and the total number of dots is 1, which is equal to n( n + 1)/2 = 1(1+1)/2 = 1. Therefore, the statement is true for n = 1.

Inductive step: Assume that the statement is true for some positive integer k, which means that the kth triangular number can be represented by the formula k(k+1)/2. We need to show that the statement is also true for k + 1, which means that (k+1)((k+1)+1)/2 = (k+1)(k+2)/2 dots can be represented in a triangle with k + 1 dots in its base.

To show this, we can construct a triangle with k + 1 dots in its base by adding one more row to the kth triangle. This row will have k + 1 dots, and the total number of dots in the triangle will be (k+1) + k(k+1)/2 = (k+1)(k+2)/2, which is the formula for the (k+1)th triangular number. Therefore, the statement is true for k + 1.

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Question 6 (3 points)

Title:AlglIStats-U10-Test-Std27-10

The weight of a new penny is 2.5 grams. A coin collector weighed 30 of the new pennies in circulation and found that they weighed 2.6 grams. What is the population?

O a all new pennies

O b 30 new pennies

O 2.6 g weight of the sample

Od the average weight of new pennies in circulation

Answers

Option (c) 2.6 g weight of the sample is correct.

Given that,

Weight of new penny = 2.5 gm

And are 30 pennies having circulated weight  2.6 gram

To find the population,

Here number of 2.6 gam penny is more than any other penny

and there is single coin of weight 2.5 gm.

Therefore,

2.6 g weight of penny be in population.

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help need these asap!

Answers

Using trigonometric ratios, the value of sinθ,  cosθ and tanθ are 8/√113, 7/√113 and 8/ respectively.

What is are the values of the trigonometric functions?

To find the values of the trigonometric function, we have to use Pythagorean theorem first to determine the hypothenuse of the triangle.

x² = 8² + 7²

x² = 113

x = √113

x = 10.63 units

a. sin θ = opposite / hypothenuse

sinθ = 8/√113

b. cos θ = adjacent / hypothenuse

cosθ = 7/ √113

c. tan θ = opposite / adjacent

tanθ = 8/7

19.

sinθ = 0.5126

Take the sin inverse of θ

θ = sin⁻¹(0.5126)

θ = 30.84°

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A submarine was cruising at a depth of 40m. It climbed 9m, then dove 14m, and then climbed 21m. Write an integer to represent the depth of the submarine after these changes

Answers

Answer:

Step-by-step explanation:40 - 9 = 31+ 14= 45-21 =24.

If the submarine is 24m below the sea then a integer is -24

Answer:

56

Step-by-step explanation:

The submarine climbed 9m, so its depth is now 40m + 9m = 49m.

Then, it dove 14m, so its depth is now 49m - 14m = 35m.

Finally, it climbed 21m, so its depth is now 35m + 21m = 56m.

Therefore, the integer that represents the depth of the submarine after these changes is 56.

Prove 2 n > n 2 by induction using a basis > 4: Basis: n 5 2A 25 Assume: Prove: Enter the rest of your proof in the box below.

Answers

We have proven that if the inequality holds true for k, it also holds true for k + 1. By the principle of mathematical induction, the inequality 2^n > n^2 holds true for all n > 4.


To prove the inequality 2^n > n^2 using induction with a basis greater than 4, we will use n=5 as the basis.

Basis: n = 5
2^5 = 32 and 5^2 = 25. Since 32 > 25, the inequality holds true for n = 5.

Now, we need to assume that the inequality holds true for an arbitrary positive integer k > 4, and then prove that it holds true for k + 1.

Assume: 2^k > k^2 for k > 4.

Prove: 2^(k + 1) > (k + 1)^2

Step 1: Multiply both sides of the assumption by 2.
2 * (2^k) > 2 * (k^2)

Step 2: Simplify the left side of the inequality.
2^(k + 1) > 2k^2

Step 3: Show that 2k^2 is greater than (k + 1)^2 for k > 4.
2k^2 > (k + 1)^2
2k^2 > k^2 + 2k + 1

Step 4: Rearrange the inequality to show that it holds true for k > 4.
k^2 - 2k - 1 > 0

Since k > 4, it is clear that k^2 - 2k - 1 > 0, as the left side increases as k increases.

Therefore, we have proven that if the inequality holds true for k, it also holds true for k + 1. By the principle of mathematical induction, the inequality 2^n > n^2 holds true for all n > 4.

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Why do the functions COVARIANCE.P and COVARIANCE.S return different values when using the same data? Select an answer: A. COVARIANCE.P calculates the average instead of the total. B. COVARIANCE.S subtracts one from the number of data pairs. C. COVARIANCE.P accounts for the standard deviation.D. COVARIANCE.S uses the number of data pairs plus one.

Answers

COVARIANCE.S uses the number of data points minus one to adjust for the sample size. The functions COVARIANCE.P and COVARIANCE.S return different values when using the same data.

The reason why COVARIANCE.P and COVARIANCE.S return different values when using the same data is that they use different formulas to calculate covariance. COVARIANCE.P calculates the average of the product of deviations from the means of the two variables, while COVARIANCE.S calculates the sum of the product of deviations from the means of the two variables, divided by the number of data pairs minus one.

COVARIANCE.P assumes that the data represents the entire population, and therefore divides by the total number of data points. COVARIANCE.S, on the other hand, assumes that the data represents a sample of the population, and therefore divides by the number of data points minus one to account for the degree of freedom.

In summary, the difference between COVARIANCE.P and COVARIANCE.S lies in the way they account for the variance in the data, with COVARIANCE.P using the total number of data points, while COVARIANCE.S uses the number of data points minus one to adjust for the sample size.
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Help me pls I need help with this

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Its .44. Trust because if 3-1 is yes i dont know

What is the gcf of 24y and (4y^2 + 12y)

Answers

The GCF of the expression 24y and (4y² + 12y) is 4y

We have,

To find the greatest common factor (GCF) of 24y and (4y² + 12y), we can first factor out the common term of 4y from the second expression:

4y² + 12y = 4y(y + 3)

Now we can see that both expressions have a factor of 4y, so that is part of the GCF.

To find any additional factors that they have in common, we need to look at the remaining terms.

The first expression, 24y, can be factored as:

24y = 2³ x 3 x y

So the GCF of 24y and (4y² + 12y) is 4y since that is the largest factor they have in common.

Thus,

The GCF of the expression 24y and (4y² + 12y) is 4y

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Let Vector f = ( 4, 3, 7 ) and vector g = (-1, 0, 2) . Which graph shows vector f + vector g

Answers

Represents the vector f + g.  C.

The sum of two vectors, we simply add their corresponding components.

In this case,
f + g = (4 - 1, 3 + 0, 7 + 2) = (3, 3, 9)
So the resulting vector has components (3, 3, 9).
Now we need to find the graph that represents this vector.

Graphing a vector in three dimensions can be challenging, but we can use the following method:
Start at the origin (0, 0, 0) of the 3D coordinate system.
Move 3 units in the x-direction, 3 units in the y-direction, and 9 units in the z-direction.
Mark the endpoint of this displacement as the tip of the vector.

Option A has a similar direction, but it is longer than f + g.

Option B has the correct length, but it is pointing in the wrong direction.

Option D is pointing in the correct direction, but it is too short.

We only add the respective components of the two vectors to get their sum.

Thus, f + g = (4 - 1, 3 + 0, 7 + 2) = (3, 3, 9) in this situation.

The resultant vector has three (3), three (3), and nine (9).

We now need to identify the graph that this vector is represented by.

It might be difficult to graph a vector in three dimensions, however we can try the following approach:

Start at the 3D coordinate system's origin (0, 0, 0).

Move three units in the x, three units in the y, and nine units in the z directions.

Make a note of the vector's tip being the terminus of this displacement.

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