Graph the polar equation.r = 5 cos 7?

A.

B.

C.

D.


Answer: D

Mathematics

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Find the indicated derivative.Find y " if y = 4x sin x.

A. y " = - 8 cos x + 4x sin x B. y " = 4 cos x - 8x sin x C. y " = - 4x sin x D. y " = 8 cos x - 4x sin x

Mathematics

Solve the problem by integration.The general expression for the slope of a curve is   If the curve passes through the point  find the equation for the curve.

A. y = ln  + 3
B. y = -ln  - 2
C. y = ln  + 2
D. y = ln  + 2

Mathematics

Find the value of the function.Given f(x) = -, find f(5).

A. -4 B. 5 C. 4 D. 9

Mathematics

Provide an appropriate response.Which one of the following has positive slope and negative y-coordinate for its y-intercept?

A.

B.

C.

D.

Mathematics