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
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 2x2 – 4 = – 5
⇒ 2x2 = 1
⇒ 
