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12-08-2020
Mathematics

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Find the intervals on which f is increasing and the intervals on which it is decreasing. f(x)=-2cos^(2)x

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FaDaReAdEoLa FaDaReAdEoLa

12-08-2020

Answer:

Increasing

0°≤x≤180°

Decreasing

180°≤x≤360°

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