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Find the values of x for which the funct...

Find the values of x for which the function `f(x)= x^(3)-6x^(2)-36x+ 7` is strictly increasing.

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The correct Answer is:
`x in (-oo, -2)uu(6,oo)`
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The function f(x)=4x^(3)-6x^(2)-72x+30 is strictly decreasing on interval.

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NAVNEET PUBLICATION - MAHARASHTRA BOARD-QUESTION BANK 2021-APPLICATIONS OF DERIVATIVE
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