Answer:
To factor f(x) = x^2 + 10x + 16, we need to find two numbers whose sum is 10 and whose product is 16.
The two numbers are 2 and 8, since 2 + 8 = 10 and 2 × 8 = 16.
Therefore, we can write:
f(x) = x^2 + 10x + 16
= x^2 + 2x + 8x + 16
= (x^2 + 2x) + (8x + 16)
= x(x + 2) + 8(x + 2)
= (x + 2)(x + 8)
So the factorization of f(x) is (x + 2)(x + 8).
Kevin deposits $4000 into an account that pays simple interest at an annual rate of 5%. He does not make any more deposits. He makes no withdrawals until the end of 5 years when he withdraws all the money. How much total interest will Kevin earn?
If Kevin deposits $4000 into an account that pays simple interest at an annual rate of 5%, $1,000 is the total interest that Kevin will earn after 5 years if he makes no withdrawals.
Simple interest refers to the interest that is calculated on the original amount or the principal. Simple interest is calculated by:
Interest = P * r * t
where P is the principal
r is the rate of interest (in decimal)
t is the time
Given in the question,
P = $4000
r = 5% = 0.05
t = 5 years
Interest = 4000 * 0.05 * 5
= $1,000
Interest earned by Kevin after 5 years is $1,000.
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In the above figure, m∠A = 34° and m∠B = (2x + 22)°. If angles A and B are complementary angles, what are the value of x and the measure of angle B?
Answer:
Step-by-step explanation:
[tex]m\angle(A) + m\angle(B)=90\\34+(2x+22)=90\\\textrm{Solve for x.}\\\\34+2x+22=90\\2x+56=90\\2x=90-56\\2x=34\\x=17\\m\angle(B)=2x+22=2(17)+22=34+22=56\degree[/tex]
Sketch a graph of the first two cycles of s (0) = sin 0. Then label your graph to show the following positions of a passenger on The Screamer.
a. The passenger gets on initially.
b. The passenger reaches the bottom of the water pit.
c. The passenger is halfway between the highest point of The Screamer and the ground level.
The point where the passenger gets on initially cannot be determined as it is undefined
Sketching the graph and interpreting the statementsThe graph of the function s(θ) = sin(θ) is added as an attachment
a. The passenger gets on initially.
From the graph, this is when θ = 0
However, s(θ) = sin(θ) is undefined at θ = 0
This means that when the passenger gets on initially cannot be determined
b. The passenger reaches the bottom of the water pit.
From the graph, this is when s(θ) = sin(θ) equals -1
The values of θ at this point according to the graph are
θ = 3π/2 and θ = 7π/2
c. The passenger is halfway between the highest point of The Screamer and the ground level.
From the graph, this is when s(θ) = sin(θ) equals 0.5
The values of θ at this point according to the graph are
θ = π/6, θ = 5π/6, θ = 13π/6, and θ = 17π/6
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what is the best point estimate for the population's standard deviation if the sample standard deviation is 40.4 ? round your answer to one decimal place, if necessary.
The best point estimate for the population's standard deviation would be the sample standard deviation of 40.4.
This is because the sample standard deviation is an unbiased estimator of the population standard deviation, and it provides the most accurate estimate of the population parameter based on the available sample data.
The sample standard deviation is the best point estimate is that it measures the variability of the sample data around the sample mean, which is a good representation of the variability of the population data around the population mean. Additionally, using the sample standard deviation as the point estimate allows for greater precision in statistical inference and hypothesis testing.
Hence, if the sample standard deviation is 40.4, it would be the best point estimate for the population's standard deviation.
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Each of the two dimensional figures shown will be rotated 360° about the respective line creating a three-dimensional figure.. please help
According to the information, it can be inferred that the rectangle corresponds to the cylinder, the circle corresponds to the ring, the triangle corresponds to the cone, and the semicircle corresponds to the sphere.
How to classify two-dimensional figures with three-dimensional figures?To classify two-dimensional figures with three-dimensional figures, we must look at the figures and take into account their point of rotation. Once we have projected the shape that would result from the rotation of the figures, we must classify them.
In this case, if a rectangle rotates on the axis of one of its sides by 360°, it would form a cylinder like the one shown in the third image from left to right.
In the case of the circle, the axis of rotation does not correspond to any of its sides, so it would form a ring with an empty center.
In the case of the triangle, one of its sides is the axis of rotation, so it would form a circular base, that is, it coincides with the cone.
Finally, the circle that rotates on its own axis would form a sphere like the one shown in the fourth image from left to right.
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Factor each completely and show your work.
2x^2 + 11y + 5
Please solve this as soon as possible!
The trigonometric ratios to the angle θ are given as follows:
a) cos(θ) = 0.9.
b) tan(θ) = -0.4.
c) sec(θ) = 1.1
d) csc(θ) = -2.5.
e) cot(θ) = -2.5.
How to obtain the trigonometric ratios?The relation between the sine and the cosine is given as follows:
sin²(θ) + cos²(θ) = 1.
Hence the cosine is obtained as follows:
cos²(θ) = 1 - sin²(θ)
cos²(θ) = 1 - (-2/5)²
cos²(θ) = 1 - 4/25
cos²(θ) = 21/25
In the fourth quadrant, the cosine is positive, hence:
[tex]\cos{\theta} = \frac{\sqrt{21}}{5}[/tex]
cos(θ) = 0.9.
The tangent is the sine divided by the cosine, hence:
tan(θ) = -0.4/0.9
tan(θ) = -0.4.
The secant is one divided by the cosine, hence:
sec(θ) = 1/0.9
sec(θ) = 1.1.
The cosecant is one divided by the cosine, hence:
csc(θ) = 1/-0.4
csc(θ) = -2.5.
The cotangent is one divided by the tangent, hence:
cot(θ) = 1/-0.4
cot(θ) = -2.5.
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The triangle above has the following measures.
m∠C = 45°
a = 1.5 in
Use the 45-45-90 Triangle Theorem to find the length of the hypotenuse. Include correct units.
Show all your work.
The length of the hypotenuse is 1.5√2 inches
Finding the length of the hypotenuse.From the question, we have the following parameters that can be used in our computation:
m∠C = 45°
a = 1.5 in
The length of the hypotenuse in a 45-45-90 Triangle is
Hypotenuse = Leg * √2
In this case, we have
Leg = a = 1.5
Hypotenuse = b
So, we have
b = 1.5 * √2
Evaluate
b = 1.5√2
Including the correct units, we have
b = 1.5√2 inches
Hence, the length of the hypotenuse is 1.5√2 inches
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as a member of a music club, you can order cd's for $14.99 each. the music club also charges $4.99 for each shipment. the expression 14.99n + 4.99 represents the cost of n cds find the total cost for ordering 3 cd
d
Answer: $49.96
Step-by-step explanation:
14.99(3) = 44.97
44.97+4.99 = 49.96
As a member of a music club, you can order cd's for $14.99 each. the music club also charges $4.99 for each shipment. the expression 14.99n + 4.99 represents the cost of n cds find the total cost for ordering 3 cd
The total cost for ordering 3 CDs, including the shipment charge, is $49.96.
The given expression, 14.99n + 4.99, represents the cost of n CDs including the shipment charge of $4.99 per shipment.
To find the total cost for ordering 3 CDs, we can substitute n = 3 in the expression:
Total cost for 3 CDs = 14.99 x 3 + 4.99
= 44.97 + 4.99
= 49.96
Therefore, the total cost for ordering 3 CDs, including the shipment charge, is $49.96.
Describe the quantities an operations you use to find how much time Rollin split on the planned activities which quantities and operations will you use to find how much free time Rollin had
The free time of rollin's will be 16 hours.
To find how much time Rollin spent on planned activities, we would need to have a list of all the planned activities and the duration of each activity. Then, we would add up the duration of all the activities to get the total time spent on planned activities.
we will add the time he spent playing, reading, having meals, and watching TV, which is 2 + 2 + 1 + 3 = 8 hours.
To find how much free time Rollin had, we would need to know the total amount of time available and subtract the time spent on planned activities from the total amount of time.
Therefore, we need to know the duration of each day (24 hours) and the duration of all planned activities. The free time can be calculated as
Free time = Total time available - Time spent on planned activities
So, Rollin's free time will be 24 - 8 = 16 hours.
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--The given question is incomplete, the complete question is given
"Describe the quantities an operations you use to find how much time Rollin split on the planned activities which quantities and operations will you use to find how much free time Rollin had. activites are playing, reading, meals, watching tv with time of 2hrs, 2 hrs, 1 hr, 3 hrs. "--
a survey asked how many colleges undergraduate students applied to, with 206 students responding to this question. this sample yielded an average of 9.7 college applications with a standard deviation of 7. the college board website states that counselors recommend students apply to roughly 8 colleges. how would you test if the data provide convincing evidence that the average number of colleges students apply to is higher than recommended? what would be your hypotheses?
The hypothesis regarding the convincing evidence that the average number of colleges students apply to is accepted because p-value is more than the chosen significance level.
The null hypothesis will be that the average number of colleges students apply to is equal to or less than 8. The alternative hypothesis would be that the average number of colleges students apply to is greater than 8.
We can apply a one-sample t-test to test this hypothesis. By doing so we can evaluate the t-statistic
t = (x'- μ) / (s / √n)
here
x' = sample mean,
μ = hypothesized population mean,
s = sample standard deviation,
n = sample size
(x'- μ) / (s / √n)
Staging values
(9.7 - 8) /(7) /√206)
=( 0.3) /( 7/ 14.35)
= (0.3) /(0.4)
= 0.75
Now, the p-value associated with this t-statistic using a t-distribution . The p-value in this case is greater than the chosen significance level (usually 0.05), we will accept the null hypothesis.
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a political discussion group consists of four democrats and five republicans. four people are selected to attend a conference. find the probability that all four people are democrats
The probability that all four people are Democrats is 0.0079 or 0.79%.
There are a add up to 9 individuals within the bunch, so the whole number of ways to choose 4 individuals from the gather is:
${9 choose 4} = frac{9!}{4!5!} = 126$
In the event that we want to choose as it were democrats, we are able to select all 4 from the 4 democrats within the bunch, so the number of ways to do this typically :
${4 select 4} = 1$
Subsequently, the likelihood that all four individuals chosen are Democrats is:
$P(text{4 democrats}) = frac{text{number of ways to choose 4 democrats}}{text{total number of ways to choose 4 individuals}} = frac{1}{126} approx 0.0079$
So the likelihood is roughly 0.0079 or 0.79%.
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pls I need help I ve doing 2 hours and 25 mins and 43 seconds of ixl and I cant figure out this question I already answered 69 questions help
Mrs. Gregory runs a house cleaning business. To save money, she bought a 1-liter container of concentrated cleaner. She mixed the cleaner with 10 liters of water. To make sure it was strong enough, she used 200 milliliters to clean her kitchen. It worked well, so she filled as many 600-milliliter spray bottles as she could. How many spray bottles did she fill?
Answer:
Mrs Gregory started with 1 litre of concentrated cleaner, which is equal to 1000 millilitres of cleaner. (we have to convert litre to millilitres because " she used 200 millilitres to clean her kitchen)
She mixed the 1000 millilitres of cleaner with 10 litres of water, which is equal to 10,000 millilitres of water. This gives a total of:
1000 + 10,000 = 11,000 millilitres of cleaner solution
She used 200 millilitres of the solution to clean her kitchen, which leaves:
11,000 - 200 = 10,800 millilitres of cleaner solution
To fill the 600-millilitre spray bottles, she needs to divide the total amount of cleaner solution by the amount of solution in each bottle:
10,800 / 600 = 18
Therefore, Mrs Gregory filled 18 spray bottles.
Triangular prism A and triangular prism B have bases of
the same area. The height of prism A is 18 inches and
the height of prism B is 6 inches. The volume of prism B
can be found by multiplying the volume of prism A by a
scale factor of -
A
B
с
D
A. 1/3
B. 3
C. 1/6
D. 6
The victim was not shredded by paper cuts
The victim was not attacked by a lizard.
The victim did not have a fatal overdose of caffeine.
The victim was not electrocuted by a cell phone.
A) The victim was not shredded by paper cuts.
B) The victim was not attacked by a lizard.
C) The victim did not have a fatal overdose of caffeine.
D) The victim was not electrocuted by a cell phone.
This is a required question
The volume of prism B can be found by multiplying the volume of A by a factor of 1/3
What is scale factor?A scale factor is when you enlarge a shape and each side is multiplied by the same number. The value of scale factor is expressed as;
scale factor = new dimension / original dimension
Since the two triangular prisms have same base areas , this means that the volume will only be affected by the height. The height will be the determinant of the volume.
Volume = base area × height.
The volume of prism A = y × 18
= 18y units³
The volume of Prism B
= y × 6
= 6y³
Therefore the volume of prism of B can be found by multiplying the volume of a by a scale factor of 3.
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A vehicle purchased for $20,700 depreciates at a constant rate of 6%. Determine the approximate value of the vehicle
13
years after purchase. Round to the nearest whole dollar.
$
After 13 years the depreciation value of the vehicle will be $9253 if the vehicle is purchased for $20,700.
A percentage is a number that indicates how many out of 100 it is, and it can also be expressed as a decimal or a fraction. Put the percentage value in the numerator and 100 in the denominator to convert a percentage to a fraction.
V(n) = v₀ × (1-rate)ⁿ
V(n) is the value at year n (we want n =13 years)
V₀ is the starting value = $20,700
Rate is the depreciation rate expressed as a decimal = 0.06
n = years = 13
v(10) = 20700 × (1-0.06)¹³
= 20700×(0.94)¹³
= 20700×(0.447)
= 9252.9
= 9253 (approximately)
Therefore after 13 years the vehicle will cost $9253
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1.) For a ∆PQR, find the value of x where S and T are points on sides PQ and PR respectively and ST is parallel to QR.
A. PS=5 cm, SQ=(3x+1) cm, PT=6 cm, and TR=(4x) cm
B. PS=(3x+4) cm, SQ= 12 cm, PT = (4x+3) cm, and TR= 15 cm
2.) The distance from Sam’s house to school is (3x+17)m and from school to library is (5x-3)m. Find the distance from house to library and school to house, if the school is in the middle of the house and the library.
3.) Find the value of x, y, and z in the figure.
The distance from the house to the library is 8x + 14
Finding the value of x if S and T are points on sidesWe use the following ratio of corresponding sides:
PS/SQ = PT/TR
So, we have
5/(3x + 1) = 6/4x
Cross multiiply
20x = 18x + 6
2x = 6
So, we have
x = 3
Next, we have
(3x + 4)/12 = (4x + 3)/15
Cross multiiply
45x + 60 = 48x + 36
3x = 24
So, we have
x = 8
Calculating the distance from the house to the libraryHere, we have
House to school = 3x + 17School to library = 5x - 3So, we have
Distance = 3x + 17 + 5x - 3
Evaluate
Distance = 8x + 14
Finding x, y and z in the figureWe use the following ratio of corresponding sides:
x = 5
y = 4
So, we have
x/z = (x + 4)/6.5
This gives
5/z = (5 + 4)/6.5
Rewrite as
z/5 = 6.5/(5 + 4)
This gives
z = 5 * 6.5/(5 + 4)
Evaluate
z = 3.6
Hence, the values are x = 5, y = 4 and z = 3.6
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a random sample of 22 people, the mean commute time to work was 34.2 minutes and the standard deviation was 7.1 minutes. assume the population is normally distributed and use a t-distribution to construct a 95% confidence interval for the population mean . what is the margin of error of y? interpret the results.
We're 95% confident that the true population mean is between 31.361 and 37.039 minutes, with a margin of error of 2.839 minutes.
To find the t-value from the t-distribution table, we need to know the degrees of freedom. Since we have a sample size of 22, the degrees of freedom are 22-1=21. Looking up the t-value with 21 degrees of freedom and a 95% confidence level, we get 2.080.
Plugging in this value, we get:
CI = 34.2 ± 2.080*(7.1/√22)
CI = 34.2 ± 2.839
Therefore, the 95% confidence interval for the population mean commute time to work is (31.361, 37.039). This means that if we were to take many random samples of size 22 from the population and construct a 95% confidence interval for each sample, 95% of those intervals would contain the true population mean.
The margin of error of y is the amount added and subtracted from the sample mean to get the upper and lower bounds of the confidence interval. In this case, the margin of error is 2.839 minutes.
This means that we're 95% confident that the true population mean commute time to work is between 31.361 and 37.039 minutes, with a margin of error of 2.839 minutes.
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What is the value of nine 2/3-4 1/5
let's firstly convert the mixed fraction to an improper fraction.
[tex]\stackrel{mixed}{4\frac{1}{5}}\implies \cfrac{4\cdot 5+1}{5}\implies \stackrel{improper}{\cfrac{21}{5}} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{2}{3}-\cfrac{21}{5}\implies \cfrac{(5)2~~ - ~~(3)21}{\underset{\textit{using this LCD}}{15}}\implies \cfrac{10-63}{15}\implies \cfrac{-53}{15}\implies -3\frac{8}{15}[/tex]
11 + 53 + (-40) - 29
Answer: 11 + 53 is 64, 64 + (-40) is 24, and 24 - 29 is -5.
Therefore, the final result of the expression 11 + 53 + (-40) - 29 is -5.
Step-by-step explanation: 1. Start with the addition of the first two numbers, which are 11 and 53:
11 + 53 = 64
2. Next, we need to add the third number, which is -40. To add a negative number, we can simply subtract its absolute value from the result of the previous addition:
64 - 40 = 24
3. Finally, we need to subtract the fourth number, which is 29:
24 - 29 = -5
Therefore, the final result of the expression 11 + 53 + (-40) - 29 is -5.
can someone help with 1 and 2 please
1. The standard form of each quadratic function is given as follows:
a) (x + 4)(x - 1) = x² + 3x - 4.
b) (2x - 1)(3x - 1) = 6x² - 5x + 1.
2. The expression 8 - 6x + x² is not in standard form, as the coefficients are not in descending order.
What is the standard format of a quadratic function?The standard format of a quadratic function is given with the coefficients ordered in descending format as follows:
y = ax² + bx + c.
To transform from the factored form into the standard form, we multiply the terms then combine the like terms, hence:
a) (x + 4)(x - 1) = x² + 4x - x - 1 = x² + 3x - 4.
b) (2x - 1)(3x - 1) = 6x² - 2x - 3x + 1 = 6x² - 5x + 1.
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It is as yet an unproven conjecture that there exist infinitely many pairs of primes that differ by two. These special prime numbers (e.g., 17 and 19, or 1019 and 1021) are sometimes known as "prime pairs" but are best known as what?
These special prime pairs are best known as "twin primes."
The question is about the unproven conjecture that there exist infinitely many pairs of prime numbers that differ by two, which are best known as a specific term. These special prime numbers, such as (17 and 19) or (1019 and 1021), are sometimes called "prime pairs" but they are best known as "twin primes."
Twin primes are the pairs of prime numbers that differ by a number of two, such as (3, 5), (5, 7), (11, 13), (17, 19), and so on. The conjecture that there are infinitely many twin primes is one of the oldest unsolved problems in number theory.
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heights of 10-year-olds, regardless of gender, closely follow a normal distribution with mean 55 inches and standard deviation 6 inches. what is the approximate probability that a randomly chosen 10-year-old is between 60 and 65 inches?
The approximate probability that a randomly chosen 10-year-old is between 60 and 65 inches is 15.58%.
To solve this problem, we need to standardize the values using the z-score formula:
z = (x - μ) / σ
where x is the value we want to find the probability for, μ is the mean, and σ is the standard deviation.
In this case, we want to find the probability that a randomly chosen 10-year-old is between 60 and 65 inches, so:
z1 = (60 - 55) / 6 = 0.83
z2 = (65 - 55) / 6 = 1.67
We can use a standard normal distribution table or calculator to find the probabilities associated with these z-scores.
P(0.83 < z < 1.67) = P(z < 1.67) - P(z < 0.83)
Using a standard normal distribution table or calculator, we find that P(z < 0.83) = 0.7967 and P(z < 1.67) = 0.9525.
So,
P(0.83 < z < 1.67) = 0.9525 - 0.7967 = 0.1558
Therefore, the approximate probability that a randomly chosen 10-year-old is between 60 and 65 inches is 0.1558, or about 15.58%.
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Which of these values is a possible solution
to the inequality?
52+3<5
The inequality equation which represents Three less than twice a number is equal to at least 52 is 10 - 2x ≥ 52 and x ≤ -21
What is inequality in mathematics?In mathematics, an inequality is described as a relation which makes a non-equal comparison between two numbers or other mathematical expressions.
Let
The unknown number = x
Ten less than twice a number is equal to at least 52;
10 - 2x ≥ 52
we Subtract 10 from both sides
- 2x ≥ 52 - 10
- 2x ≥ 42
we then divide both sides by - 2
x ≤ 42/-2
x ≤ -21
Therefore , x ≤ -21 is the solution to the inequality 10 - 2x ≥ 52 if x comes first.
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How do I solve this?
The value of x in the secant intersection is 17 units.
How to find the side of secant ?The product of one secant segment and its external segment is equal to the product of the other secant segment and its external segment.
Therefore,
7(7 + x) = 8(8 + 13)
49 + 7x = 8(21)
49 + 7x = 168
subtract 49 from both sides of the equation
7x = 168 - 49
7x = 119
divide both sides by 7
x = 119 / 7
x = 17
Therefore,
x = 17 units
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if you were to graph two quadratic functions on the same xy-plane, how many intersection points could there be?
The number of intersection points between two quadratic functions on the same xy-plane can vary depending on the functions themselves. In general, there can be zero, one, or two intersection points.
A "quadratic-function" is defined as a function of a single variable that can be expressed in the general form f(x) = ax² + bx + c, where a, b, and c are constants, and a ≠ 0.
If the two quadratic functions are identical, then they will intersect at every point on the function and there will be an infinite number of intersection points.
If the two quadratic functions have different coefficients, then they will generally intersect at either zero, one, or two points.
It is also possible for the two quadratic functions to have complex roots, in which case they will not intersect on the real xy-plane.
Therefore, the number of intersection points between two quadratic functions on the same xy-plane can vary, and it depends on the specific functions and their coefficients.
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The diameter of a circular cookie cake is 14 inches. How many square inches make up half of the cookie cake? Approximate using π = 3.14.
615.44 square inches
307.72 square inches
153.86 square inches
76.93 square inches
The area in square inches that makes up half of the cookie cake is 615.44 square inches.
Given that the diameter of the circular cookie cake is 14 inches. The area of a circle is given as πr², here r is the radius of the circle.
The area of the half of the cookie cake is:
Area of the half of the cookie cake = π × r²
= π × (14 inches)²
= π × (14 inches)²
= 615.44 square inches
Hence, the area is 615.44 square inches.
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Can someone help me please!!!
Answer:
Option A
4.59
Step-by-step explanation:
The given triangle is a right triangle
The known angle measures are 74° and 90°
The other angle opposite side x = 180 - (74 + 90) = 16°
(Or we could simply use 90° - 74° since the sum of the non-right angles must be 90°)
The relationship between the side opposite the angle 16°, namely x and the side adjacent to the angle 16° namely the side of length 16 is given by
tan(16°) = x/16
tan(16°) = 0.286745
=> 0.286745 = x/16
=> x = 16 x 0.286745
=> x = 4.5879
Rounded to two decimal places that would be 4.59 which is Option A
Which of the following is not a solution to the following inequality
-2-12y<-1
A:(-3,4)
B:(3,-2)
C;(-1,3)
D:(0,1)
Only option B: (3, -2) is not a solution to this inequality out of the available answer options. This is due to the fact that this point's y-coordinate is smaller than -1/12, which defies the inequality y > -1/12.
We can use the steps listed below to solve the inequality -2-12y -1:
To both sides, add 2. -12y < 1
Divide the two sides by -12, remembering to invert the inequality sign when doing so: y > -1/12
Since y > -1/12, or any value greater than -1/12, is the answer to the inequality, y can have any value.
Because they all have y values of more than -1/12, options A, C, and D are all viable solutions to the inequality. All y values larger than -1/12 are included in option A, (-3,4); all y values between -1/12 and 3 are included in option C, (-1,3); and all y values between -1/12 and 1 are included in option D, (0,1).
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She begins at sea level, which is an elevation of 0 feet.
She travels down 14.3 feet.
She then travels directly up 4.3 feet.
Next, she travels down a second time, 57.9 feet.
If the scientist used the submarine to study about "ocean-life", then the "total-distance" that she need to ascend to get back at "sea-level" is 67.9 feet.
The scientist begins her journey at sea-level, which is an elevation of 0 feet.
She then descends 14.3 feet, which means her current elevation is -14.3 feet.
Next, she travels up by 4.3 feet, which brings her current elevation to -10 feet.
She then descends a second time by 57.9 feet, which brings her current elevation to -67.9 feet.
Therefore, To return to sea level from here, she needs to ascend by a 67.9 feet.
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The given question is incomplete, the complete question is
A scientist uses a submarine to study ocean life,
She begins at sea level, which is an elevation of 0 feet.
She travels down 14.3 feet.
She then travels directly up 4.3 feet.
Next, she travels down a second time, 57.9 feet.
How much distance (in feet) must she now ascend to get back at sea-level?
Colin leaves school to go home. He walks 3 blocks south and then 9 blocks west. If Colin could walk in a straight line to the school, what is the exact distance between Colin and the school?
3√10 blocks
2√45 blocks
6√2 blocks
2√3 blocks
Answer:
The answer would be A. 3√10 blocks
Step-by-step explanation:
Hope this helps :))
Please let me know if im wrong :(
Answer:
3√10 blocks
Step-by-step explanation:
It's A I took the test
