Manipal MET2020MathematicsInverse Trigonometric Functions
If ⁻¹ x+ ⁻¹ ( 1 2 )= 2 , then value of x will be
Options
- A0
- B1 5
- C2 5
- D3 2
Correct answer
B. 1 5
Step-by-step solution
Given, ⁻¹ x+ ⁻¹ ( 1 2 )= 2 ⁻¹ x= 2 - ⁻¹ ( 1 2 ) aligned & ⁻¹ x= ⁻¹ ( 1 2 ) & [ ⁻¹ + ⁻¹ = 2 ] aligned array ll & x= ⁻¹ ( 1 2 ) & x= ⁻¹ ( 1 5 ) & x= 1 5 array