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ACT Mathematics Free Online Practice Test 3

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Question : 32

Total: 60

Given f (x) = 4x + 1 and g(x)=x2−2, which of the following is an expression for f(g(x)) ?

−x2+4x+1
x2+4x−1
4x2−7
4x2−1
16x2+8x−1

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