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Evaluate : int(sin x + cos x)/(9 + 16 si...

Evaluate : `int(sin x + cos x)/(9 + 16 sin 2x) dx`.

A

`1/40 log |(5+4(sin x-cos x))/(5-4(sin x- cos x))|+C`

B

` log |(5+4(sin x-cos x))/(5-4(sin x- cos x))|+C`

C

`1/10 log |(5+4(sin x+cos x))/(5-4(sin x+ cos x))|+C`

D

None of these

Text Solution

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The correct Answer is:
A
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