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If A = cos^2theta + sin^4theta then prov...

If `A = cos^2theta + sin^4theta` then prove that for all values of `theta, (3)/4 leAle1.`

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MBD PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
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  3. If A = cos^2theta + sin^4theta then prove that for all values of theta...

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