Class 12

Math

Calculus

Application of Derivatives

Find the intervals in which the following functions are strictly increasing or decreasing:(a) $x_{2}+2x−5$ (b) $10−6x−2x_{2}$ (c) $−2x_{3}−9x_{2}−12x+1$ (d) $6−9x−x_{2}$(e) $(x+1)_{3}(x−3)_{3}$

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