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MHT CET202014 Oct 2020Morning ShiftMathematicsInverse Trigonometric FunctionsActual

If y= ⁻¹ [ 1+ x 2 1- x 2 ] , then d y d x =

Options

  1. A-1 3
  2. B-1 4
  3. C1 3
  4. D1 4

Correct answer

B. -1 4

Step-by-step solution

Given y= ⁻¹ [ 1+ x 2 1- x 2 ] = ⁻¹ 2 ² x 4 2 ² x 4 = ⁻¹ ( x 4 )= ⁻¹ [ ( 2 - x 4 ) ] y=- x 4 d y d x = -1 4

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