AP EAMCET202421 May 2024Evening ShiftMathematicsInverse Trigonometric FunctionsActual
The real values of x that satisfy the equation ⁻¹ x+ ⁻¹ 2 x= 4 is
Options
- A-3 17 4
- B-1 3
- C3 -1
- D17 -3 4
Correct answer
D. 17 -3 4
Step-by-step solution
aligned & ⁻¹ x+ ⁻¹ 2 x= 4 ⁻¹ x+2 x 1-2 x^2 = 4 & x+2 x 1-2 x^2 =1 2 x^2+3 x-1=0 & x= -3 17 4 x= -3+ 17 4 & [ x= -3- 17 4 does not satisfy the equation ] aligned