Question 43 Answer and Explanation _ACT June 2018 Form A11 Math Section

Question 43 Answer and Explanation _ACT June 2018 Form A11 Math Section

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43. Given f(x) = x² + 3x and g(x) = x + 1, what is f(g(x)) ?

A. x² + 5x + 4

B. x² + 3x + 1

C. x³ + 5x²+ 4x

D. x³+ 4x² + 3x

E. x⁴+ 4x³ + 3x²

Answer and Explanation

Your Answer is

Correct Answer is A

Explanation