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If A=sin^(2)x+cos^(4)x, then for all rea...

If `A=sin^(2)x+cos^(4)x`, then for all real x

A

`13//16 le A le 1`

B

`1 le A le 2`

C

`3//4 le A le 13//16`

D

`3//4 le A le 1`

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The correct Answer is:
D
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VMC MODULES ENGLISH-TRIGONOMETRIC IDENTITIES AND EQUATIONS -JEE Main (Archive)
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