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If p = sin^(2)x + cos^(4)x, then...

If `p = sin^(2)x + cos^(4)x`, then

A

`(3)/(4)le p le 1`

B

`(3)/(16)le p le (1)/(4)`

C

`(1)/(4)le p le (1)/(2)`

D

None of these

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A
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