Strategy for Derivative of Rational Absolute Power Function IIT JEE - Videos

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Signum Function: https://www.youtube.com/watch?v=khgWAkumGtY&list=PLJ-ma5dJyAqquxOshzKiIhCjfJjwtDDri
Absolute functions can be treated as piece-wise functions.
Also understand the signum function as it is closely related with derivatives of absolute functions.
Remember square-root of x square is absolute x.

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