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If sin x+ cos x= sqrt(y+1/y) for x in [0...

If `sin x+ cos x= sqrt(y+1/y)` for `x in [0, pi]`, then

A

`x = pi//4`

B

`y =0`

C

`y =1`

D

`x =3pi//4 `

Text Solution

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The correct Answer is:
A, C
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