Book: RD Sharma - Mathematics (Volume 1)
Chapter: 4. Inverse Trigonometric Functions
Subject: Maths - Class 12th
Q. No. 1 of Exercise 4.8
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1
Evaluate each of the following
Let 
⇒ 
where 
To find : 
As sin2θ + cos2θ = 1
⇒ 
As 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
1
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3
Solve: 
4
Solve: 