Determine $( g \circ f ) ( x )$ for the pair of functions $f ( x ) = 9 x$ and $g ( x ) = 5 x - 5$ .
A) $45$
B) $$45 - 5 x$$
C) $45 x - 5$
D) $45 x ^ { 2 } - 5$
E) $45 x + 5$

Name: Determine $( g \circ f ) ( x )$ for the pair of functions $f ( x ) = 9 x$ and $g ( x ) = 5 x - 5$ . A) $45$ B) \[45 - 5 x\] C) $45 x - 5$ D) $45 x ^ { 2 } - 5$ E) $45 x + 5$
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Question

Quizplus · Accepted Answer

$$(g \circ f)(x) = g(f(x)) = g(9x) = 5(9x) - 5 = 45x - 5$$

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Determine $( g \circ f ) ( x )$ For the Pair of Functions