RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 9 of Exercise 4.14

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9

Prove that

Given:-


Take


LHS


=


We know that, Formula



Thus,


=


=


=


=


=


Dividing numerator and denominator by , we get


=


We know that, Formula



Thus,


=


= RHS


So,



Hence Proved


9

Chapter Exercises

Exercise 4.1
Exercise 4.2
Exercise 4.3
Exercise 4.4
Exercise 4.5
Exercise 4.6
Exercise 4.7
Exercise 4.8
Exercise 4.9
Exercise 4.10
Exercise 4.11
Exercise 4.12
Exercise 4.13
Exercise 4.14
Very short answer
MCQ

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11

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