Find the indicated composite for the pair of functions.Given f(x) = 4x2 + 6x + 4 and g(x) = 6x - 3, find (g ? f)(x).

A. 4x2 + 6x + 1
B. 24x2 + 36x + 27
C. 24x2 + 36x + 21
D. 4x2 + 36x + 21


Answer: C

Mathematics

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At the outside wall the roof is 9 feet high. The slope of the roof is 1.28 feet per foot. What is the height of the roof 4 horizontal feet from the outside wall toward the interior of the room? ?

A. 15.06 feet B. 12.13 feet C. 12.44 feet D. 14.12 feet

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Factor completely. If unfactorable, indicate that the polynomial is prime.75a4b - 27b3

A. 3b(5a + 3b)2 B. 3b(5a2 + 3b)(5a2 - 3b) C. (15a + 9b)(5ab - 3b2) D. 3b(5a - 3b)2

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Provide an appropriate response.If a ? 0,  is called the reciprocal of a. Use this definition to express the reciprocal of  in the form 

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

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Write the digit for the given place value in the whole number.53,626ten thousandshundreds

A. ten thousands  5 hundreds  6 B. ten thousands  2 hundreds  6 C. ten thousands  5 hundreds  3 D. ten thousands  3 hundreds  6

Mathematics