Relation of Rates

The area A = πr2 of a circular oil spill changes with the radius. At what rate does the area change with respect to the radius when r = 3ft?Options:  6π ft2/ft  3π ft2/ft  6 ft2/ft  9π ft2/ft more

12/23/19

how do i solve 4^x+4=4^1

12/23/19

Polarized light is a part of nature, but polarized sound is not. Why?

Why is it? Can you please explain the physics behind this.

12/22/19

How far can a book that weighs 5.2 pounds be pushed on a table, using 16.9 foot-pounds of work?

How far can a book that weighs 5.2 pounds be pushed on a table, using 16.9 foot-pounds of work?

12/21/19

Ladder Problems

1. A ladder is leaning against a building. The distance from the bottom of the stairs to the building is 32 feet less than the length of the stairs and the top of the stairs is 4 feet less than the... more

12/21/19

the point on the curve x^2+2y=0 that is nearest the point (0,-1/2) occurs where y is....

A: 1/2B: 0C: -1/2D: -1E: None of the above

12/21/19

Please read the description for the question.

Suppose you do a lab where you measure wavelength of a wave and the period of the wave. Then if you make a graph where the wavelength is on the y-axis and the period on the x-axis, what should the... more

12/20/19

Please help meT_T

slope is −5 and (1, 3) is on the line; standard form i'm super stuck

12/20/19

Slope of 1/4 and y-intercept of 3

12/20/19

Algebra homework

Create a polynomial with roots -3 and 5 of multiplicity of 2. What is the degree of the polynomial, write in standard form.

Please help me this is hard

The area of a circle can be modeled by A=πr^2where is the area and r is the radius of the circle.  What would the radicand, √A/πrepresent based on the original formula? 

Determine the degree of the polynomial:

Determine the degree of the polynomial:–3.1ax4+2.5ax+2ax4+1.1ax4–0.5ax–2axeverything cancels out so how do I figure out degree of the polynomial?4th is NOT the right answer

12/19/19

Which of the following is not a polynomial?

a. c. b. d.

12/19/19

I need help with math

The line with equation y=4x+b where b is a constant, passes through the point (8,3). What is b?

12/19/19

Physics (plz help)

A 2.0 kg package slides along a floor with speed of 4.0 m/s. It then runs into and compresses aspring until the package momentarily stops. Its path to the initially relaxed spring is... more

12/19/19

If graphed in the coordinates plane would the line y=5x-2 pass through the point (4,15)

Write out the answer please it’s really important

12/19/19

Is parallel to 3x-5y=7 and passes through (0,-6)

Algebra 1 slope intercept form

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