Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x - 3)3

A. x3 - 9x2 + 27x - 27
B. x3 - 9x2 + 9x - 27
C. x3 - 9x2 + 15x - 27
D. x3 - 3x2 + 15x - 27


Answer: A

Mathematics

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Find the first four nonzero terms in the Maclaurin series for the function.f(x) = e5x 

A. 1 + x + x2 + x3 + . . .
B. 1 - x + x2 - x3 + . . .
C. 2 + x + x2 + x3 + . . .
D. 1 + x + x2 + x3 + . . .

Mathematics

Graph the linear equation.x = -3

A.

B.

C.

D.

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Express as a sum, difference, and product of logarithms, without using exponents.logb 

A. logb x2 - logb y7 - logb z9
B. 2logb x - 7logb y - 9logb z
C. logb x - logb y - 3logb z
D. logb x - logb y + 3logb z

Mathematics

Factor when possible.16a2b - 24ab - 40b

A. 8(2a + 5)(a - 1) B. 8b(2a - 5)(a + 1) C. 8(2a - 5)(a - 1) D. Prime

Mathematics