The solution of tan –1 2x + tan –1 3x = is-

Maths Inverse Trigonometric Functions Inverse Trigonometric Functions, Inverse Trigo Identities Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

1/6

–1

Text Solution

Verified by Experts

The correct answer is:

tan –1 =

⇒ 5x = 1 – 6x 2 ⇒ 6x

2 + 5x – 1 = 0

⇒ x = –1, 1/6

But sum of the –ve number cannot be π /4, hence x = 1/6 is

only solution.

Previous Question Next Question

Get practice questions, solutions, and test series in one place.

Share your experience with this question and solution.

Send your comment, doubt, correction, or feedback to admin.

What students say about this solution

No reviews yet. Be the first to write a review.