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sinx+cosx=y^2-y+a has no value of x for ...

`sinx+cosx=y^2-y+a` has no value of `x` for any value of `y` if a belongs to (a) `(0,""sqrt(3))` (b) `(-""sqrt(3),0)` (c) `(-oo,-""sqrt(3))` (d) `(""sqrt(3),oo)`

A

`(0,sqrt3)`

B

`(-sqrt3, 0)`

C

`(-oo, -sqrt3)`

D

`(sqrt3, oo)`

Text Solution

Verified by Experts

The correct Answer is:
D
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