MHT CET202520 Apr 2025Evening ShiftMathematicsInverse Trigonometric FunctionsActual
If 2 ⁻¹( x)= ⁻¹(2 cosec x) , then the value of x is
Options
- A- 4
- B0
- C8
- D4
Correct answer
D. 4
Step-by-step solution
We have 2 ⁻¹( x)= ⁻¹(2 cosec x) aligned & ⁻¹ ( 2 x 1- ^2 x )= ⁻¹ ( 2 x ) & 2 x ^2 x = 2 x x x= ^2 x & x( x- x)=0 x=0 or x=1 & x=0 or x= 4 aligned