Evaluate the function.f(x) = 2x2 + 5x + 11; Find f(a).

A. 2a2 + 5a
B. 2a2 + 5a + 11
C. 7a + 11
D. 7a

Answer: B

Mathematics

Multiply the expressions.(5a + 3c)(5a - 3c)

A. 25a2 - 30ac - 9c2 B. 25a2 + 30ac - 9c2 C. 5a2 - 3c2 D. 25a2 - 9c2

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Mathematics

Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log17

A. log₁₇mn -  log₁₇8
B. log₁₇m +  log₁₇n - log₁₇8
C. log₁₇m ?  log₁₇n ÷  log₁₇8
D. log₁₇m +  log₁₇n -  log₁₇8

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Mathematics

Find an equation that shifts the graph of f by the indicated amounts.f(x) = x2 + 2x - 7; left 2 units, down 11 units

A. y = (x + 2)2 + 2(x - 2) - 18 B. y = (x - 2)2 + 2(x + 2) + 18 C. y = (x - 2)2 + 2(x - 2) + 18 D. y = (x + 2)2 + 2(x + 2) - 18

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Mathematics

Evaluate the expression.5 - (6 + 5 ? -5 + 9)

A. 33 B. 27 C. 15 D. -5

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Mathematics