AP EAMCET20228 Jul 2022Evening ShiftMathematicsDifferentiationActual
If y= (2 ⁻¹ ( 1-x 1+x ) ) x= 2 , then d y d x =
Options
- Ax 1-x^2
- B- 2
- C2
- D-x 2 1-x^2
Correct answer
B. - 2
Step-by-step solution
y= (2 ⁻¹ 1-x 1+x ), x= 2 Then, 1-x 1+x = 1- 2 1+ 2 = 2 ^2 2 ^2 = ^2 Then, ⁻¹ 1-x 1+x = ⁻¹( )= Now, y= (2 ) . d y d x = d y / d d x / d = d( 2 ) d 1 d( 2 ) d = 2 2 -2 2 d y d x =- 2