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Black Book Advanced Problems in MathematicsMathematicsApplication of Derivatives

The straight line which is both tangent and normal to the curve x = 3t^2, y = 2t^3 is :

Options

  1. Ay + 3 (x - 1) = 0
  2. By - 3 (x - 1) = 0
  3. Cy + 2 (x - 2) = 0
  4. Dy - 2 (x - 2) = 0

Correct answer

C. y + 2 (x - 2) = 0

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