Factor completely. If a polynomial cannot be factored, say it is prime.x3 + 9x2 + x + 9

A. (9x2 + 9)(x + 1)
B. (x2 + 1)(9x + 9)
C. (x2 + 9)(x + 1)
D. (x2 + 1)(x + 9)


Answer: D

Mathematics

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Graph the solution set of the system.2x + y ? 4 x - 1 ? 0

A.

B.

C.

D.

Mathematics

Provide an appropriate response.Solve the following equation:  y = 20

Fill in the blank(s) with the appropriate word(s).

Mathematics

Find the x- and y-intercepts. If no x-intercepts exist, state so.y = -x2 + 4x - 16

A. , (0, -16)
B. No x-intercepts, (0, -16)
C. , (0, 16)
D. No x-intercepts, (0, 16)

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Graph the function.f(x) = 

A.

B.

C.

D.

Mathematics