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MHT CET20225 Aug 2022Evening ShiftMathematicsDifferentiationActual

If y= ⁻¹ 1+ x 1- x , then d y d x is

Options

  1. A3 2
  2. B-1 2
  3. C-1
  4. D1

Correct answer

B. -1 2

Step-by-step solution

aligned & y= ⁻¹ 1+ x 1-x x = ⁻¹ 2 ^2 x 2 2 ^2 x 2 = ⁻¹ ( x 2 ) & y= ⁻¹ ( 2 - x 2 )= 2 - x 2 aligned Differentiating dy dx =0- 1 2 = -1 2

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