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If A=sin^(2) theta + cos^(4) theta , th...

If `A=sin^(2) theta + cos^(4) theta ` , then for all values of ` theta ` , where

A

`1 le A le 2`

B

`3/4 le A le 1`

C

`13/16 le A le 1`

D

`3/4 le A le 13/16`

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The correct Answer is:
B
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ARIHANT SSC-TRIGONOMETRY-Exercise Base Level Questions
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  14. If sin theta cos theta = sqrt3//4,then the value of sin^4theta + cos^4...

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  15. If 2 cot theta =3, then what is (2 cos theta -sin theta)/(2 cos theta...

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  16. If cos theta + sin theta = sqrt2cos theta," then " cos theta -sin thet...

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