JEE Main 2020 (Online) 7th January Morning Slot | Limits, Continuity and Differentiability Question 149 | Mathematics

Let S be the set of points where the function, ƒ(x) = |2-|x-3||, x $$ \in $$ R is not differentiable. Then $$\sum\limits_{x \in S} {f(f(x))} $$ is equal to_____.

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JEE Main 2020 (Online) 7th January Morning Slot

Numerical

-0

$$\mathop {\lim }\limits_{x \to 2} {{{3^x} + {3^{3 - x}} - 12} \over {{3^{ - x/2}} - {3^{1 - x}}}}$$ is equal to_______.

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