RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 3 of Exercise 4.7

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3

Evaluate each of the following:

The value of tan


The question becomes tan–1


Let,


tan–1 = y


tan y =


tan


The range of the principal value of tan–1 is and tan.


The value of tan–1(tan) is .


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