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 4.10

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. Find x

A. Using a2+b2 = (a+b)2 - 2ab

Substituting sin-1x with ‘a’

Using quadratic formulae

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