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AP® Calculus AB-BC

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Easy

Fundamental Theorem

APCALC-BY6PQL

Find the derivative of:

$$\int _{ 1 }^{ x }{ \tan { ( t ) dt } } $$

A

$\sec ^{ 2 }{ x } $

B

$\tan { x } $

C

$-\ln( \cos { x } ) -{ \pi }/{ 4 }$

D

$\tan { x } -{ \pi }/{ 4 }$