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If y= ( sin^(4) x - cos^(4) x + sin^(2) ...

If `y= ( sin^(4) x - cos^(4) x + sin^(2) x cos^(2) x )/( sin^(4) x + cos^(4) x + sin^(2) x cos^(2) x) , x in ( 0, (pi)/(2) )`, then

A

`-(3)/(2) le y le (1)/(2)`

B

`1 le y le (1)/(2)`

C

`- (5)/(3) le y le 1`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
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