RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 4 of Exercise 4.7

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4

Evaluate each of the following:


sec can be written as sec


Also, we know sec(2π –θ ) = sec(θ)


∴ sec = sec


∴ Now the given equation can be written as sec–1sec


As sec–1(sec x) = x


Provided x ϵ [0,π]–


∴ we can write sec–1sec as .


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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