Book: RD Sharma - Mathematics (Volume 1)
Chapter: 4. Inverse Trigonometric Functions
Subject: Maths - Class 12th
Q. No. 3 of Exercise 4.11
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3
Solve the following equations for x:
Given:- 
Take
We know that, Formula
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 5x = 6 – x2
⇒ x2 + 5x – 6 = 0
⇒ x2 + 6x – x – 6 = 0
⇒ x(x + 6) – 1(x + 6) = 0
⇒ x = –6, 1
as given
0<x< √6
Therefore
x = 1
