Factor completely. If the polynomial is prime, state this.36x2 + 21xy + 3y2

A. (3x + y)(3x + 3y)
B. (9x + 3y)(4x + y)
C. 3(3x - y)(4x - y)
D. 3(3x + y)(4x + y)

Answer: D

Mathematics

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D.  cos 81

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A. 20,440 B. 9440 C. 11,440 D. 10,440

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Given the function f, match the function g with a transformation of f.f(x) = x2 - 7, g(x) = 3x2 - 21

A. f(x + 3) B. 3f(x) C. f(3x) D. f(x) + 3

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Simplify. 132

A. 26 B. 169 C. 338 D. 15

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