RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 1 of Exercise 4.14

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1

Evaluate the following:

Given:-


Let


Therefore,


⇒


⇒


Now, by Pythagoras theorem


⇒


⇒


⇒


As given, and putting assume value, we get



=


We know that: Formula



=


=


=


= ; by rationalisation


=


=


Hence



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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