AP Calculus ABmediummcq1 pt
If f(x) = (2x + 1)⁵, then f'(x) =
A.5(2x + 1)⁴
B.10(2x + 1)⁴
C.10x(2x + 1)⁴
D.2(2x + 1)⁴
Explanation
Core Concept
Using the chain rule: f'(x) = 5(2x + 1)⁴ · d/dx(2x + 1) = 5(2x + 1)⁴ · 2 = 10(2x + 1)⁴.
Correct Answer
B10(2x + 1)⁴
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