07/12/20

Find the area of the middle region for the shape.
One corner angle of a square of side 4 inches is trisected. Find the area of the middle region.
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07/12/20

Sample Hypothesis Proportion
You are testing the claim that the proportion of men who own cats is smaller than the proportion of women who own cats.You sample 200 men, and 65% own cats.You sample 80 women, and 50% own... more
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07/12/20

Use a linear approximation (or differentials) to estimate the given number.
99.4
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07/12/20

The magnitudes and directions of two forces acting at a point P are given. Approximate the magnitude and direction of the resultant vector. (Round your answers to one decimal place.)
The magnitudes and directions of two forces acting at a point P are given. Approximate the magnitude and direction of the resultant vector. (Round your answers to one decimal... more
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07/12/20

Use the following information to find the distance between Point A and Point B.

Use the following information to find the distance between Point A and Point B.Point A is the center of the sphere x2 + 4x + y2 + z2 − 2z = 0.Point B lies in the middle of the line segment... more
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07/12/20

Find the 25th term from the following
0, 1, 2, 3, 4, .........
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07/12/20

What is the 35th term of the sequence?
X: 1, 2, 3, 4, 35Y: -4, -2, 0, 2, ?
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07/10/20

Solve application problems using quadratic functions.
A certain electronics manufacturer found that the average cost C to produce x DVD/Blu-ray players can be found using the equation C = 0.03x2 - 6x + 700. What is the minimum average cost per machine... more
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07/10/20

Prove that N has the same carnality as {m€Z m is even Λ m ≤ -100}
Prove that N has the same carnality as {m€Z m is even Λ m ≤ -100}
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07/10/20

Calculus homework question

Two cars leave from the same location at exactly 8:00am if cat A is driving directly north at 60 miles per hour and car B is driving directly east at 25 miles per hour determine the rate that the... more
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07/09/20

Biostatistics/ Probability
Suppose that it is known that a fraction 0.001 of the people in a town have tuberculosis (TB). A TB test is available. The sensitivity of a given test is the probability of correctly diagnosing a... more
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07/08/20

What is the number of radians through which the minute hand (longer hand) of a clock rotates from 3:55 p.m. to 4:40 p.m. of the same day? (Enter an exact answer in terms of π.)
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07/08/20

Can someone help me with a math question?
A total of 644 tickets were sold for the school play. They were either adult tickets or student tickets. There were 56 fewer student tickets sold than adult tickets. How many adult tickets were sold?
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07/03/20

Help with the answers plz
1) List three angles that are co-terminal with 78 degrees.2)Convert 255 degrees to radians. Find the exact value, leave your answer in terms of pi show the work.3)What is a reference angle? Make... more
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07/02/20

The ordered pair 5 , 1 satisfies which of the following equations:

my answers can either be : 2x-2y= 5 2x-y = 2 2x+2y=11 2x+3y=13
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07/02/20

volume of the solid obtained by rotating the region
Find the volume of the solid obtained by rotating the region bounded by y=x2 , y=0, and x=1, about the y-axis.
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07/01/20

Math systems of solution

A scientist has two solutions, which she has labeled solution a and solution b. Each contains salt. She knows that solution a is 70% salt and solution b is 95% salt. She wants to obtain 150 ounces... more
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06/30/20

Calculus: integration question
In regards to the graph of f(x)=3x2ln(x), why does it lie on or above the x-axis for all values of x>=1 and what expression would give the area between this graph and the x-axis from say x=1 to... more
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06/30/20

Trigonometric Substitution Integration
4.) ∫((9-25x^2)^(1/2)*dx)/(x^2)
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06/30/20

Trigonometric Substitution Integration
4.) ∫((9-25x^2)^(1/2)*dx)/(x^2)
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06/30/20

Evaluate 4 −4 (x + 6) 16 − x2 dx by writing it as a sum of two integrals and interpreting one of those integrals in terms of an area. could you explain their steps how they solved the problem.
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06/30/20

Needing help with this math question
The width of a rectangle is 9 less than twice its length. If the area of the rectangle is 135 cm2, what is the length of the diagonal?
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06/30/20

Need help with this math question
A northbound train and a southbound train meet each other on parallel tracks heading in opposite directions. The northbound train travels 18 miles per hour faster than the southbound train. After 2... more
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06/29/20

Implicit Differentiation: HELP
I have no idea on how to even begin this problem:( any help would be much appreciated! Assume that x and y are both differential equations functions of t. Find   when x = 8 and     for the... more
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06/24/20

Statistics task
Directions: using the text editor, answer the following questions. A regression equation was computed to be y= 5+3x. What is the purpose of a regression equation? What does the 3 represent in this... more
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