int0^(pi/4) (cos x- sin x) dx + int(pi/4...

`int_0^(pi/4) (cos x- sin x) dx + int_(pi/4)^((5pi)/4) (sinx-cosx) dx + int_(2pi)^(pi/4) (cosx- sinx) dx =`

A

`sqrt2-2`

B

`2sqrt2-2`

C

`3sqrt2-2`

D

`4sqrt2-2`

Text Solution

Verified by Experts

The correct Answer is:

D

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