Answer:
g(x) = x^2 -3
Step-by-step explanation:
Use the area model to factor 9c + 30d.
First, find the terms of the factors. The factor on the left must be a whole number greater
than 1, and all coefficients must be integers.
Factor the Greatest Common Factors out and then we are left with the expression 3(3c+10d).
What is expression term factor?Each expression is made up of terms. A term can be a signed number, a variable, or a constant multiplied by a variable or variables. Factor: Something which is multiplied by something else. A factor can be a number, variable, term, or a longer expression.
The terms are the numbers or the variables added together, factors are the numbers or the variables that are multiplied together and the coefficient is the number multiplied to the variable.
The numbers or variables that are multiplied to form a term are called its factors. For example, 5xy is a term with factors 5, x and y. The factors cannot be further factorized.
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2x-7 divided by 4 = x+3 divided by 3
Answer:
x = 33/2
Step-by-step explanation:
2x-7/4 = x+3/3
By cross multiplication we get
3(2x-7) = 4(x+3)
6x - 21 = 4x + 12
6x - 4x = 12 + 21
2x = 33
x = 33/2
Answer:
[tex]x=16.5[/tex] [tex]or[/tex] [tex]\frac{33}{2}[/tex]
Step-by-step explanation:
[tex]\frac{2x-7}{4}=\frac{x+3}{3}[/tex]
In this situation, you can cross-multiply:
[tex](2x-7)3[/tex] [tex]=[/tex] [tex](x+3)4[/tex]
[tex]6x-21 = 4x+12[/tex]
[tex]+21[/tex] [tex]+21[/tex]
[tex]6x=4x+33[/tex]
[tex]-4x[/tex] [tex]-4x[/tex]
[tex]2x=33[/tex]
[tex]\frac{2x}{2}=\frac{33}{2}[/tex]
[tex]x=16.5[/tex] [tex]or[/tex] [tex]\frac{33}{2}[/tex]
when there are two coefficients, the resulting confidence sets are: part 2 a. rectangles. b. trapezoids. c. squares. d. ellipses.
Depending on the two coefficients, the confidence sets are either rectangles, trapezoids, squares, or ellipses.
When a confidence set contains two coefficients, the coefficients determine the shape of the confidence set. Depending on the two coefficients, the confidence sets are either rectangles, trapezoids, squares, or ellipses. When the coefficients are the same, as in a linear regression, rectangles are created. When the coefficients are different, as they are in a quadratic regression, trapezoids are created. When the coefficients are inversely connected, squares are created. Finally, ellipses are created when the coefficients, as in a cubic regression, are both distinct. The resulting confidence set can therefore take any of the four previously described shapes depending on the coefficients.
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1. the f/a 18 aircraft lands at approximately 160 knots. determine the landing speed in a. mph (miles per hour) & ft/sec (feet per second) b. km/h (kilometer per hour) & meter/sec (meter per second
The landing speed of the F/A 18 aircraft in mph and ft/sec is 184 mph and 270.2488 ft/sec, respectively. The landing speed in km/h and m/sec is 298.72 km/h and 81.82752 m/sec, respectively.
What is speed ?
The speed of an object is the magnitude of the change of its position over time or the magnitude of the change of its position per unit of time.
1 knot = 1.15078 miles per hour (mph)
1 knot = 1.68781 feet per second (ft/sec)
1 knot = 1.852 km per hour (km/h)
1 knot = 0.51444 meter per second (m/sec)
Given that the F/A 18 aircraft lands at approximately 160 knots, we can convert its landing speed to different units:
a. mph and ft/sec:
160 knots x 1.15078 mph/knot = 184 mph
160 knots x 1.68781 ft/sec/knot = 270.2488 ft/sec
b. km/h and m/sec:
160 knots x 1.852 km/h/knot = 298.72 km/h
160 knots x 0.51444 m/sec/knot = 81.82752 m/sec
Therefore, the landing speed of the F/A 18 aircraft in mph and ft/sec is 184 mph and 270.2488 ft/sec, respectively. The landing speed in km/h and m/sec is 298.72 km/h and 81.82752 m/sec, respectively.
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If u put 3500 in a bank account, with 2% interet for 5 year, how much money will have in the bank account
In 5 years after depositing 3500, the bank account will have 3850
What is simple interest?It is the operation in which we calculate the profit produced by a capital loaned at a given percentage.
The formula for simple interest and procedure we will use to solve this exercise is:
S.I.= (P*R*T)/100
Where:
P = principalR = rate of interest in % per annumT = timeInformation about the problem:
P = 3500R = 2%T = 5 yearsTotal amount = ?Applying the simple interest formula, we get:
S.I.= (P*R*T)/100
S.I.= (3500*2*5)/100
S.I.= 350
Calculating the total amount that would be in my savings account, we get:
Total amount = P + S.I.
Total amount = 3500 + 350
Total amount = 3850
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Match the sentences with the missing words.
No, the point (2, 3) is not a solution to the linear inequality y < 2x-3, since 3 is not less than 2*2-3, which is 1.
Determine if the point is a solution of the linear inequality?the point (2,3) is not a solution of the linear inequality y < 2x-3.This is because when the given point is substituted into the linear inequality, the result is 3 < 2(2)-3, which is false. The linear inequality y < 2x-3 is an expression of the boundary between points that are in the solution area and points that are not.The boundary is a solid line described by the equation y = 2x-3.The solution area is a shaded area below the line, which consists of all the points that make the inequality true.The point (2,3) does not make the inequality true, and therefore is not a solution of the linear inequality.To learn more about The linear inequality refer to:
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exercise 4 (20 points). in a certain population, the percentage of deaths due to car accidents is 1.2%, and the percentage of deaths due to shark attacks is 0.0005%. the percentage of surfers is: 1% among those who die in car accidents, 60% among those who die in shark attacks, and 0.5% among those who die by other causes. for a randomly chosen deceased person from this population, what is the probability that the person (a) (5 points) did not die due to a shark attack? (b) (5 points) was a surfer, given that the person did not die due to a shark attack? (c) (5 points) died due to a shark attack, given that the person was a surfer (d) (5 points) did not die due to a shark attack, given that the person was not a surfer?
For a randomly chosen deceased person from this population in a certain population,
the probability that the person (a) (5 points) did not die due to a shark attack is 6/5.the probability that the person (b) (5 points) was a surfer, given that the person did not die due to a shark attack is 3/200.the probability that the person died due to a shark attack, given that the person was a surfer is 3/5.the probability that the person did not die due to a shark attack, given that the person was not a surfer 6/5.Probability can be defined as the rate of the number of favorable issues to the total number of issues of an event. For an trial having 'n' number of issues, the number of favorable issues can be denoted by x. The formula to calculate the probability of an event is as follows.
Probability( Event) = Favorable issues /Total issues = x/ nProbability of car accidents was 1.2% i,e 12/10 → 6/5
Probability of deaths due to sharks are 0.0005% → 1/2000
If a person is a surfer then,
Probability of surfer dying in a car accident is 1% → 1/10Probability of surfer dying by shark attack is 60%→ 3/5 Probability of surfer dying by other causes is 0.5%→ 1/200Learn more about Probability:
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If the median of the given data is 19, find the value of P. Ansc 6-12 12-18 18-24 24-30 30-36 36-42 P 4 3 3 Age in year Number of students 4 10 n
Answer:
Step-by-step explanation:
To find the value of P, we need to use the information that the median of the data is 19. The median is the middle value in a set of data when it is arranged in numerical order. The first step is to arrange the data in numerical order which is 6-12 12-18 18-24 24-30 30-36 36-42.
We know that n = 4+3+3+4+10+P = 24+P, where P is the number of students in the age group 36-42.
Since the median is 19, half of the total number of students (n) will have ages less than 19. Therefore, we need to find the number of students whose ages are less than 19. Since 4+3+3 = 10, we know that 10 students are less than 19 years old.
To find P, we need to subtract the number of students whose ages are less than 19 from n, which is 24+P.
n = 24+P
10 = 24+P
P = -14
The value of P cannot be negative, so the given data is not correct. There is missing information that is needed to solve this problem.
Find the length of side x to the nearest tenth.
I need help I will award 40 points!
The value of QS is 56 ft if Point Q is the midpoint of PS. And PQ = 56 ft
What is mid point ?
A midpoint is a factor mendacity among points and is within the middle of the line joining the 2 factors. If a line is drawn becoming a member of the two points, then the midpoint is a factor on the middle of the line and is equidistant from the two factors.
Given any factors, say A and C, the midpoint is a factor B that is located halfway among points A and C. therefore, to calculate the midpoint, we are able to truly degree the duration of the line section and divide through 2.
Given ,
Point Q is the midpoint of PS.
And PQ = 56 ft; so we have to find the value of QS.
Midpoint means that Q is between the points of P and S. Meaning the line QP and QS would be equal.
So the answer would be 56 ft,
Hence, The value of QS is 56 ft if Point Q is the midpoint of PS. And
PQ = 56 ft
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2.A container holds marble . A marble will randomly selected from the bag.
-!7 red marbles
-8 blue
-16 green
-9 black
What is the probability in decimal form that the selected marble will be green or black.
Answer:
To find the probability of selecting a green or black marble, we need to add the number of green marbles (16) to the number of black marbles (9) and divide by the total number of marbles (7 + 8 + 16 + 9 = 40). So the probability is:
(16 + 9) / 40 = 0.625 or 62.5% in decimal form.
A gas company's delivery truck has a cylindrical tank that is 14 feet in diameter and 40 feet long.
Use the space in your supplement to draw the tank, if that would help. Use 3.14 as an approximation of
π
. Round to the nearest tenth if needed.
How much gas can fit in the tank?
The required volume of the gas that can fit in the cylindrical tank is given as 6154.4 cubic feet.
What is volume?Volume is defined as the mass of the object per unit density while for geometry it is calculated as profile area multiplied by the length at which that profile is extruded.
Here,
Radius = 14/2 = 7 feet
The volume of the cylinder is given as,
= πr²h
= 3.14 × 7 ² × 40
= 6154.4 cubic feet
Thus, the required volume of the gas that can fit in the cylindrical tank is given as 6154.4 cubic feet.
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suppose you deposit $1,000 into an account which pays 4 nnual interest, compounded quarterly. approximately how long will it take for the amount of money in the account to double?
The number of years will be 5 years, will it take for the amount of money in the account to double.
Here, we have,
The number of years will be computed using the excel formula as:
=N per(rate,pmt,pv,fv,type)
where
N per is number of years
rate is 4%
But is compounded quarterly,
So,
rate = 4% × 4
rate = 16%
pmt is $0
pv is Present value which is -$1,000
fv is future value which is $2,000 (as it will get doubled)
Putting the values above:
=N per(4%× 4,0,-1000,2000,0)
= 4.67 years or 5 years
Therefore, the amount will get double in 5 years will it take for the amount of money in the account to double.
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two unit squares share the same center. the overlapping region of the two squares is an octagon with perimeter $\frac{10}{3}$. what is the area of the octagon?
Two unit squares share the same center. the overlapping region of the two squares is an octagon with perimeter 10/3. The area of the octagon is 0.833 square unit.
Let the octagon's eight successive vertices be A, B, C, D, E, F, G, and H.
Connect the squares' vertices to the shared center O by drawing the segments OA, OB, OC, OD, OE, OF, OG, and OH.
The octagon is divided into 8 triangles by the segments.
The bases of these triangles are AB, BC, CD, DE, EF, FG, GH, and HA; each triangle's height equals 1/2 of a unit.
Consequently, the octagon's surface area is
Area = (1/2) × (1/2) × (AB + BC + CD + DE + EF + FG + GH + HA)
Area = (1/4) × Perimeter of the octagon
Perimeter of the octagon = 10/3
Area = (1/4) × (10/3)
Area = 10/12
Area = 0.833 square unit.
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the null and alternative hypotheses for a hypothesis test of the difference in two population means are: null hypothesis:mu 1 equals mu 2 alternative hypothesis:mu 1 does not equal mu 2 notice that the alternative hypothesis is a two-tailed test. suppose ttest ind method from scipy module is used to perform the test and the output is (-1.99, 0.0512). what is the p-value for this hypothesis test? select one.
As the alternate hypothesis is a two-tailed test the p-value for this hypothesis test is 0.0512.
Here the null hypothesis, H₀, is μ₁ =μ₂
Alternate hypothesis, H₁ , is μ₁ ≠ μ₂
The statistical test is said to be a two-tailed test. So the critical area of of distributions are on both sides of the range.
Here t test-ind method for spicy module is used.
The output is given as (-1.99 , 0.0512)
In such an output the first value is the test statistic value and second value is the p-value.
So the test statistic value = -1.99
p-value = 0.0512.
So the p-value is 0.0512.
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The graph shows the cube root parent function
Which statement best describes the function?
(image attached)
Answer:
Step-by-step explanation:
As you move from left to right along the graph, each y-value gets larger and larger. Therefore the y value is always increasing. The correct answer is D.
Gennaro is considering two job offers as a part-time salesperson. Company A will pay him $12.50 for each item he sells, plus a base salary of $500 at the end of the month. The amount Company B will pay him at the end of the month is shown in the table. Compare the functions’ initial values and rates of change. Then determine how much more Gennaro would make at Company A if he sells 28 items by the end of the month
Answer:
Answer: 80
Step-by-step explanation:
Solution:
salary of A: yA = 12.5x+500
suppose salary of B: YB= kx+ b
5455 = 3446
= Sk= It
500=10kth
b=350
YB = 15x + 350
When
X=28
УA = 830
48=770
УА -43 = 80
:)
Which of the following is a geometric sequence?
Answer:
(A). 5,-25,125,-625
A bag factory is to produce 2 000 bags in four different colors-red, white, yellow,
and black in the ratio 3:4:5:8. How many bags of each color should be made?
To find out how many bags of each color should be made, we need to first find the total ratio of bags, which is 3+4+5+8=20.
Next, we find the number of bags in each color by dividing the color's ratio by the total ratio and multiplying by the total number of bags to be made (2000):
Red bags: (3/20) * 2000 = 300 bags
White bags: (4/20) * 2000 = 400 bags
Yellow bags: (5/20) * 2000 = 500 bags
Black bags: (8/20) * 2000 = 800 bags
So the factory should produce 300 red bags, 400 white bags, 500 yellow bags, and 800 black bags.
Are the triangles similar?
The two given triangles are not similar. The correct option is D.
What is the similarity?If two objects are having the same shape then they will be termed as similar. So in mathematics, if two figures have the same shapes, lines or angles then they are called similar.
Given that there are two triangles one triangle has sides 20 and 24. The second triangle has sides 36 and 42.
If the ratio of the two lines should be equal to the other two lines then the triangle will be similar.
( 20 / 36) = ( 24 / 42 )
4 / 9 = 6 / 7
Hence, the two triangles will not be similar.
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Need as fast as possible
The graph of g(x) = 5x+9 can be obtained from the graph of f(x) by shifting the graph of f(x) up by 9 units.
What is graph?A graph is a visual representation of data points or connections between them. It is a mathematical structure used to represent relationships among data points. Graphs are used in various fields, such as mathematics, physics, engineering, computer science, and economics. They are also used to visualize complex information and to make it easier to understand. Graphs can be used to show relationships between two or more variables, to show how different variables are connected, and to illustrate trends in data.
This is because the equation of g(x) is the same as f(x) but with an added constant of 9. This addition of 9 causes the graph of g(x) to be shifted up by 9 units compared to the graph of f(x).
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Can someone help me with this
The quantity of possible outcomes is known as probability.All events that could possibly occur.
What are examples and probability? The quantity of possible outcomes is known as probability.All events that could possibly occur.For instance, there is a 1 in 2 chance of receiving a head when flipping a coin, and there are 2 possible outcomes overall (a head or tail).P(heads) = 12 is the formula.Three main categories of probability are as follows:Possibility theory.Probabilistic experimentation.Probability based on axioms.There are four primary categories of probability: axiomatic, axiomatic, classical, and empirical. Probability is the area of mathematics that deals with the possibility of a random event.The ratio of positive outcomes to all outcomes in that sample space is generally referred to as the likelihood.To learn more about probability refer
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The table below shows the ratio of materials in a composting container.
Brown Material (gallons) 12.75 18.6 24 E
Green Material (gallons) 4.25 B D 11.5
Total (gallons) A C 32 46
If Jeremy needs 52 gallons of compost to plant his garden in the spring, how much brown material will he need? How much green material will he need?
Jeremy will need 40 gallons of brown material and 12 gallons of green material.
Jeremy will need 13 gallons of brown material and 39 gallons of green material.
Jeremy will need 39 gallons of brown material and 13 gallons of green material.
Jeremy will need 37 gallons of brown material and 15 gallons of green material.
The amounts needed of brown and green material for 52 gallons of compost are
Brown material: 39 gallons.
Green material: 13 gallons.
What is a proportion?In general, the term "proportion" refers to a part, share, or amount that is compared to a total.
According to the concept of proportion, two ratios are in proportion when they are equal.
Two ratios or fractions are equal when an equation or a declaration to that effect is utilised.
According to proportion, two sets of provided numbers are said to be directly proportional to one another if they increase or decrease in the same ratio. "::" or "=" are symbols used to indicate proportions.
Given:
On the first column of the table, the total amount is:
12.75 + 4.25 = 17 gallons.
The fractions of each material are given as follows:
Brown material: 12.75/17 = 0.75
Green material: 4.25/17 = 0.22.
Thus, the amount of brown material needed with 52 gallons is:
0.75 x 52 = 39 gallons.
and, the amount of green material needed with 52 gallons is:
0.25 x 52 = 13 gallons.
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Answer:
Brown material: 39 gallons
Green material: 13 gallons.
Step-by-step explanation:
Use the diagram as a reference to answer the question below.
If arctan 3/3 = B find the measures of angles a and b and side lengths h, k, and r.
The measures of angles α and β and the side lengths h, k, and r, found using trigonometric ratios and the Pythagorean Theorem are;
α = 60°, β = 30°, h = √3, k = 3, r = 2·√3
Pythagorean Theorem states that the square of the length of the hypotenuse side is equivalent to the sum of the squares of the lengths of the legs of a right triangle.
The triangle formed by the sides h, k, and r, is a right triangle
The hypotenuse side of the right triangle = r
The legs of the right triangle are h and k
The measure of arctan(√(3)/3) = β...(1)
The tangent of angle β = h/k
Therefore; arctan(h/k) = β...(2)
Comparison the equations (1) and (2), we get;
h/k = (√3)/3
When h = √3, k = 3
Arctan(√3)/3 = 30°
Therefore;
β = 30°Angle α and angle β are complementary angles, therefore;
α + β = 90° (definition of complementary angles)
α = 90° - β
α = 90° - 30° = 60°
α = 60°Pythagorean Theorem indicates that we get;
r² = h² + k²
Therefore; r² = (√3)² + 3² = 3 + 9 = 12
r = √(12) = 2·√3
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an arithmetic sequence $2,5,8, 11, 14,\ldots$ is written in order in a book, one hundred numbers per page, beginning on page one. on which page will the number $11{,}111$ appear? if you are having trouble with this question, read problem 10.4 in the textbook.
The page where the number 110 appears will be 37.
What is an arithmetic sequence?A series of integers called an arithmetic succession or arithmetic chain of events has a fixed difference between the terms.
Let a₁ be the first term and d be a common difference.
Then the nth term of the arithmetic sequence is given as,
aₙ = a₁ + (n - 1)d
An arithmetic sequence 2, 5, 8, 11, 14,... is written in the order in a book. Then the first term is 2 and the common difference is 3. Then the number of terms if the nth term is 110. Then we have
110 = 2 + (n - 1) x 3
108 = (n - 1) x 3
n - 1 = 36
n = 37
The page where the number 110 appears will be 37.
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Solve the following initial value problems for y(t) by antidifferentiation or by
aseparation of variables:
e-21 dt =y(1-e); y(0) = 0
On Solving the initial value problem y(t) , e⁻²¹ dy/dt =y⁻¹(1-e⁻²t); y(0) = 0 , we get the solution is y² = e^(2t) - 2t - 1 .
The function is : e⁻²¹ dy/dt =y⁻¹(1-e⁻²t) ;
⇒ e^(-2t)dy/dt = (1/y)(1-e⁻²t) ..because y⁻¹ = 1/y ;
⇒ ydy = e^(2t)[1-e^(-2t)) dt ;
⇒ ydy = (e^(2t) - 1)dt ;
now integrating both sides of the problem ;
⇒ y²/2 = [e^(2t)/2 - t]+c ;
Now we know that initial value : y(0) = 0 ;
Substituting y(0)= 0 , we get ;
⇒ 0²/2 = [e⁰/2 - 0]+c ;
⇒ c = -1/2 ;
So , the solution is y²/2 = [e^(2t)/2 - t] - 1/2 .
it can be written as : y² = e^(2t) - 2t - 1 .
Therefore , the solution of the initial value problem is y² = e^(2t) - 2t - 1 .
Solve the following initial value problems for y(t) by antidifferentiation or by aseparation of variables : e⁻²¹ dy/dt =y⁻¹(1-e⁻²t); y(0) = 0 .
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(T<3, –2> ◦ D5)(ΔTUV) for T(–1, –1), U(–1, 2), V(2, 1)?
Points T''(x, y) = (10, - 15), U''(x, y) = (10, 0) and V''(x, y) = (25, - 5) are the images of vertices T(x, y) = (- 1, - 1), U(x, y) = (- 1, 2) and V(x, y) = (2, 1).
How to apply rigid transformations
In this problem we need to make use of rigid transformations on a triangle, rigid transformations are transformations applied on geometric locus such that Euclidean distance is conserved in every site of the locus. We need to make use of the following two operations:
Translation
P'(x, y) = P(x, y) + T(x, y)
Dilation
P'(x, y) = k · P(x, y)
Where:
P(x, y) - Original pointP'(x, y) - Resulting pointT(x, y) - Translation vectork - Dilation factorFirst, write the three vertices of the triangle:
T(x, y) = (- 1, - 1), U(x, y) = (- 1, 2), V(x, y) = (2, 1)
Second, apply translation on every vertex:
T'(x, y) = (- 1, -1) + (3, - 2)
T'(x, y) = (2, - 3)
U'(x, y) = (- 1, 2) + (3, - 2)
U'(x, y) = (2, 0)
V'(x, y) = (2, 1) + (3, - 2)
V'(x, y) = (5, - 1)
Third, apply dilation on every image:
T''(x, y) = 5 · (2, - 3)
T''(x, y) = (10, - 15)
U''(x, y) = 5 · (2, 0)
U''(x, y) = (10, 0)
V''(x, y) = 5 · (5, - 1)
V''(x, y) = (25, - 5)
Vertices T(x, y) = (- 1, - 1), U(x, y) = (- 1, 2) and V(x, y) = (2, 1) have the following images T''(x, y) = (10, - 15), U''(x, y) = (10, 0) and V''(x, y) = (25, - 5), respectively.
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Exercise 1.1.105: Solve y' = y", y(0) = 1, where n is a positive integ consider different cases.
The solution for different cases of positive integers by using the initial condition y(0) = 1.
A differential equation is an equation that relates an unknown function y to its derivatives, represented by symbols such as y' or y". On the other hand, a positive integer is a whole number greater than zero. For example, 1, 2, 3, and so on are positive integers.
Here we need to to solve a differential equation where y' is equal to y". In this exercise, we will consider different cases where n is a positive integer.
In the given equation,
=> y' = y", y(0) = 1,
we are trying to find the value of y at any given time a. To solve this equation, we need to use the initial condition y(0) = 1.
By using this condition, we can find the solution for different cases of positive integers.
For the first case, if n = 1, then y(t) = eᵃ.
For the second case, if n = 2, then y(t) = (1 + a²)/2.
Then the solution for different cases of positive integers by using the initial condition y(0) = 1.
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Prove that
secθ+1 / tanθ = tanθ / secθ−1
To prove that secθ + 1 / tanθ = tanθ / secθ−1, we can use trigonometric identities.
First, we will define secθ as 1/cosθ and tanθ as sinθ/cosθ.
Now, we can substitute these definitions into the equation to get:
secθ + 1 / tanθ = (1/cosθ) + 1 / (sinθ/cosθ)
And, tanθ / secθ−1 = (sinθ/cosθ) / (1/cosθ) - 1
Expanding both sides using basic algebraic manipulations, we get:
(1/cosθ) + 1 / (sinθ/cosθ) = (1/cosθ) * ((sinθ/cosθ) + cosθ/cosθ)
= (sinθ/cosθ) / (1/cosθ) - 1
= (sinθ/cosθ) * (cosθ/1) - 1
= (sinθ) / 1 - 1
= sinθ.
Therefore, secθ + 1 / tanθ = tanθ / secθ−1 has been proven.
At the county fair, Amy played a game to win a big stuffed bear. The game she
played used 4 cubes in a box: 1 red cube, 1 blue cube, 1 yellow cube, and 1 green
cube. Without peeking, Amy reached into the box and drew 1 cube. She put the
cube back and drew again. If the cubes on both draws were the same color, Amy
won a bear! How many different combinations could Amy draw? How many of the
would be winning combinations?
In mathematics, a combination is a decision taken from a set of independent elements when the order of the choices is unimportant.
What is meant by combination?A combination is a choice made from a set of separate elements in mathematics when the order of the choices is irrelevant.
Combinations are mathematical operations that count the variety of configurations that can be made from a set of objects, where the order of the selection is irrelevant. You can choose any combination of the things in any order.
Combination and permutation are two alternative strategies to divide up a collection of elements into subsets in mathematics. The components of the subset may be arranged in any order when combined. The subset's components are listed in a permutation in a certain order.
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Total number of combinations formed equals 10, She will have a total of 4 winning combinations.
What is meant by combination?In mathematics, a combination is a decision taken from a set of independent elements when the order of the choices is unimportant.
Combinations are mathematical procedures that count the number of possible configurations from a set of things, where the order of the selection of the elements is not important. You can select any set of items in any arrangement.
In mathematics, there are two additional methods for dividing a set of components into subsets: combination and permutation. When merged, the subset's elements can be put in any order. The elements of the subset are listed in a permutation in a certain sequence.
Given,
There are total 4 number of cubes in the box,
She will win if she chooses cube of same color,
Total number of combinations = [tex]\frac{n!}{r!(n-r)!}[/tex]
where n = total number of items [tex]\frac{4!}{2!(2!)}[/tex],
r = 2
Putting the values in the above formula,
⇒ combinations = [tex]\frac{4 \times 3 \times 2 \times 1}{2 \times 2}[/tex]
⇒ 6
With repetition,
she will have 4 more combinations of same color,
Total combinations = 6 + 4
Total winning combinations will be = Red Red, Blue Blue, Yellow Yellow, Green Green = 4
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