show that f(x)=cosx is strictly decreasing on (0,π) and strictly increasing on (π,2π)
susheellattala:
Which method shoud i show you graph or application of derivative
application of derivative
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Hi please mark my answer as BRAINLIEST
Hope it helps any doubts ask me.
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Though graph method is easiest to prove see graph of cos x in ncert you will know everything
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Reffer the attachment for your answer mate
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