AP Calculus ABeasymcq1 pt

Which of the following equals cos(5x)dx\int \cos(5x)\,dx?

A.15sin(5x)+C\frac{1}{5}\sin(5x)+C
B.sin(5x)+C\sin(5x)+C
C.5sin(5x)+C5\sin(5x)+C
D.15cos(5x)+C\frac{1}{5}\cos(5x)+C

Explanation

Core Concept

Because the derivative of 5x5x is 5, the integral is 15sin(5x)+C\frac{1}{5}\sin(5x)+C.

Correct Answer

A15sin(5x)+C\frac{1}{5}\sin(5x)+C

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