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If a =sin^(2) x + cos^(4) x then AA ...

If a `=sin^(2) x + cos^(4) x ` then `AA` X E R

A

`(13)/(11) lt A lt 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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