Factor completely, or state that the polynomial is prime. Assume any variable exponents represent whole numbers.12x3y - 48xy

A. 12y(x + 2)(x2 - 2x)
B. xy(x + 2)(12x - 24)
C. prime
D. 12xy(x + 2)(x - 2)


Answer: D

Mathematics

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Find the domain and range of the inverse of the given function.f(x) = 4.9 - 0.64x

A. Domain: all real numbers; range: (-?, 4.9] B. Domain and range: all real numbers C. Domain: [4.9, ?); range: all real numbers D. Domain: all real numbers; range: [4.9, ?)

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Find log 0.001.

A. 2 B. -3 C. -2 D. 3

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The total worldwide box-office receipts for a long-running movie are approximated by the function  , where T(x) is measured in millions of dollars and x is the number of years since the movie's release. How fast are the total receipts changing 1 yr, 3 yr, and 5 yr after its release?

What will be an ideal response?

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A graph of y = f(x) follows. No formula for f is given. Graph the given equation.y = 2f(x)?

A.

B.

C.

D.

Mathematics