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if sin x + sin^2 x = 1, then the value ...

if ` sin x + sin^2 x = 1`, then the value of `cos^2 x + cos^4x` is

A

1

B

2

C

0

D

None of these

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ARIHANT PUBLICATION JHARKHAND-TRIGONOMETRIC IDENTITIES-EXAM BOOSTER FOR CRACKING EXAM
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