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Single Variable Calculus

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Moderate

Integrating a Tangent Function

SVCALC-TAO1EE

Evaluate the integral:

$$\int \tan 6x dx$$

A

$-\cfrac{1}{6}\ln|\cos 6x|+C$

B

$6\sec^2 6x + C$

C

$\cfrac{1}{6}\tan 6x \sec 6x + C$

D

$\cfrac{1}{6}\cot 6x + C$