AP Precalculusmediummcq1 pt
If f(x) = x − 1 and g(x) = x + 1, then f(g(x)) equals
A.x
B.x + 2
C.x − 2
D.x² − 1
Explanation
Core Concept
(x + 1) − 1 = x.
Correct Answer
Ax
More Unit 1: Polynomial and Rational Functions practice questions
- mediumThe zeros of f(x) = x³ − 9x are
- mediumA rational function's slant asymptote occurs when
- easyIf f(x) = x² and g(x) = x − 3, then g(f(x)) equals
- easyThe parabola f(x) = (x − 2)² + 3 has vertex
- easyThe linear function through (2, 5) with slope 3 is
Practice more AP Precalculus questions with full explanations
Practice Unit 1: Polynomial and Rational Functions Questions →