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Integration Problem

0 votes

Solve step by step using trigonometric substitution.

integration

asked Dec 23, 2014 in CALCULUS by anonymous

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1 Answer

0 votes

The function is .

Consider

Apply derivative on each side.

Substitute and in the function.

Pythagorean identity : .

Double angle identity : .

We know that, if , then

Substitute the values : .

.

Therefore, .

answered Dec 23, 2014 by lilly Expert

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