JEE MATHEMATICS MCQ: INVERSE TRIGONOMETRY

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Analyzing +4 | -1

\tan ^{-1}|a|=\tan ^{-1}\left(a^2+k\right)-\frac{\pi}{4}

holds for integral values of

a \in[-2,2]

. Then number of integral value(s) of

k

is equal to

View answer and explanation

Correct option: A

Option A (1) is correct because only one integral value of k satisfies the given equation for the specified range of a.

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