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Eamcet Mathematics
Trigonometry : Periodicity And Extreme Values

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The extreme values of cos⁶x + sin⁶x are

A. 1/4, 1

B. 7/8, 9/8

C. 3/8, – 3/8

D. 1/4,1/4

E. None of the above

View Answer

Correct choice: A

Explanation:

1/4, 1

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Eamcet Mathematics Trigonometry : Periodicity And Extreme Values

Eamcet Mathematics
Trigonometry : Periodicity And Extreme Values