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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

If y⁻² = 1 + 2 2 2x , then : d^2 y dx^2 = y(py^2 + 1)(qy^2 - 1) then the value of (p+q) equals to :

Options

  1. A7
  2. B8
  3. C9
  4. D10

Correct answer

D. 10

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