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Math Help - derivatives

  1. #1
    sss
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    derivatives

    I had a question about derivates...if i have the graph of f(x),i need to find out if its increasing,dec,,etc at some intervals...if i have to do the same with f'(x) of that function how do i find out???
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  2. #2
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    f(x) is increasing where f'(x) > 0

    f(x) is decreasing where f'(x) < 0
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