Manipal MET2018MathematicsInverse Trigonometric Functions
If 3 ⁻¹ ( 2 x 1+x^2 )-4 ⁻¹ ( 1-x^2 1+x^2 )+2 ⁻¹ ( 2 x 1-x^2 )= 3 , then x is equal to
Options
- A1 3
- B- 1 3
- C3
- D- 3 2
Correct answer
A. 1 3
Step-by-step solution
Given, aligned & 3 ⁻¹ ( 2 x 1+x^2 )-4 ⁻¹ ( 1-x^2 1+x^2 ) & +2 ⁻¹ ( 2 x 1-x^2 )= 3 & 6 ⁻¹ x-8 ⁻¹ x+4 ⁻¹ x= 3 & 2 ⁻¹ x= 3 & ⁻¹ x= 6 & x= 6 = 1 3 aligned