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range of sin^8x+cos^8x

range of sin^8x+cos^8x

Grade:12th pass

3 Answers

Vijay Mukati
askIITians Faculty 2590 Points
7 years ago
HInt: Use a2 + b2 = (a+b)2 – 2ab twice to reduce the power. Then try to make the equation in terms of sin2x only. Then you can easily find its range. Thanks.
Prajwal Kavad
603 Points
7 years ago
range is not [0,infinity]
Vinayak Joshi
11 Points
4 years ago
In such

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