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int(0)^(pi//2)(sin^(4)x)/(sin^(4)x + cos...

`int_(0)^(pi//2)(sin^(4)x)/(sin^(4)x + cos^(4)x)dx=`
`(a) π`
`(b) π/4`
`(c) 0 `
`(d) π/2`

A

`pi`

B

`(pi)/4`

C

`0`

D

`(pi)/2`

Text Solution

Verified by Experts

The correct Answer is:
D
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