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the equation sin^4+cos^4=ahas a real solution if

the equation sin^4+cos^4=ahas a real solution if
 

Grade:11

1 Answers

Vijay Mukati
askIITians Faculty 2590 Points
6 years ago
HInt. Simplify the given equation using formula (a2+ b2) = (a+b)2– 2ab. Thanks.

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