Question:medium

If sin⁻1((2a)/(1+a²)) -cos⁻1((1-b²)/(1+b²)) =tan⁻1((2x)/(1-x²)), then what is the value of x?

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Memorize inverse–trigonometric identities for faster simplification.

Updated On: Mar 19, 2026

\(\dfrac{a}{b}\)
\(ab\)
\(\dfrac{b}{a}\)
(a-b)/(1+ab)

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The Correct Option is D

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