The sum of possible values of x... | Trigonometry JEE Main 2021

JEE MAIN_2021_

17-03-2021_S1

Question

The sum of possible values of $x$ for $\tan ^{-1}(x+1)+\cot ^{-1}\left(\frac{1}{x-1}\right)=\tan ^{-1}\left(\frac{8}{31}\right)$ is :

Select the correct option:

$-\frac{32}{4}$

$-\frac{31}{4}$

$-\frac{30}{4}$

$-\frac{33}{4}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Easy

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