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 4.3

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1

Find the principal value of each of the following:

[ cos = 0 ]

We know that, for any x R, represent an angle in whose tangent is x.



Hence,


Principle value of is 0.


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