Mathematics · 2014
JEE Main · 12 April 2014, Shift 1 · Q71
If f(x)=x^2-x+5, x>1/2, and g(x) is its inverse function, then g^′(7) equals:
If $\displaystyle f(x)=x^2-x+5, x>\frac{1}{2}$, and $\displaystyle g(x)$ is its inverse function, then $\displaystyle g^{\prime}(7)$ equals :
Official answer
(3)
$\displaystyle \frac{1}{3}$
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JEE Main 2014 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.