Number of solution of the equation is :

Maths Inverse Trigonometric Functions All Topic Question for Revision Test Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

None of these

Text Solution

Verified by Experts

The correct answer is:

Domain:

Let . Then

Taking cosine:

Check in original equation:

(reject)

Hence only one solution.

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