Solve the problem.If f(x) = x2 - 7, find f(2x + 6).

A. 4x2 + 24x + 29
B. 4x2 - 24x - 43
C. 2x3 + 6x2 - 14x - 42
D. 4x2 + 24x + 43

Answer: A

Mathematics

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C. 11 sinh 11x
D.

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A. 25
B. -5, 5
C.
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