RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 5 of Exercise 4.2

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For the principal values, evaluate each of the following:

{Since An angle in whose sine is x,

Similarly, An angle in [0,] whose cosine is x}


Principal value of is

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