Mathematics · 2019
JEE Main · 8 April 2019, Shift 2 · Q71
If f(1)=1, f^′(1)=3, then the derivative of f(f(f(x)))+(f(x))^2 at x=1 is:
If $\displaystyle f(1)=1, f^{\prime}(1)=3$, then the derivative of $\displaystyle f(f(f(x)))+(f(x))^2$ at $\displaystyle x=1$ is :
Official answer
(4)
$\displaystyle 33$
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JEE Main 2019 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.