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

User JGutierrezC
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1 Answer

6 votes

Answer:

Increasing

0°≤x≤180°

Decreasing

180°≤x≤360°

User Iron Pillow
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