Mathematics · 2017
JEE Main · 9 April 2017, Shift 1 · Q88
A value of x satisfying the equation sin [ cot^-1(1+x)]= cos [ tan^-1 x], is:
A value of $\displaystyle x$ satisfying the equation $\displaystyle \sin \left[\cot ^{-1}(1+x)\right]=\cos \left[\tan ^{-1} x\right]$, is :
Official answer
(1)
$\displaystyle -\frac{1}{2}$
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JEE Main 2017 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.