RD Sharma - Mathematics (Volume 1)

Book: RD Sharma - Mathematics (Volume 1)

Chapter: 4. Inverse Trigonometric Functions

Subject: Maths - Class 12th

Q. No. 8 of Exercise 4.14

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8

Solve the following equations for x:

Given:-


Take



We know that, Formula



Thus,




We know that, Formula






On comparing we get,




(2x+3)(x-2)= -(x-1)


2x2 – 4x + 3x – 6 = - x + 1


2x2 – x – 6 = - x + 1


2x2= 7



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