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Black Book Advanced Problems in MathematicsMathematicsApplication of Derivatives

Given that f(x) is a non-constant linear function. Then the curves :

Options

  1. Ay = f(x) and y = f⁻¹(x) are orthogonal
  2. By = f(x) and y = f⁻¹(-x) are orthogonal
  3. Cy = f(-x) and y = f⁻¹(x) are orthogonal
  4. Dy = f(-x) and y = f⁻¹(-x) are orthogonal

Correct answer

B. y = f(x) and y = f⁻¹(-x) are orthogonal

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