Find functions f and g so that f ? g = H.H(x) = ?4x + 3?

A.

f(x) = ?-x?; g(x) = 4x - 3

B.
f(x) = x; g(x) = 4x + 3

C.
f(x) = -?x?; g(x) = 4x + 3

D.
f(x) = ?x?; g(x) = 4x + 3


Answer: D

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