Techniques of Differentiation - Quotient Rule

Techniques of Differentiation - Quotient Rule

TGM Original Questions

Find the derivative of each of the following functions with respect to \(x\).

  1. \(f(x) = \frac{x - 3}{4 - 2x}\)
  2. \(f(x) = \frac{3x + 1}{1 - 3x}\)
  3. \(f(x) = \frac{x^2}{(2x - 1)^{\frac{1}{3}}}\)
  4. \(f(x) = \frac{\sqrt{3}x + 1}{3x^2 - 1}\)

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Answer:(i) \(-\dfrac{2}{(4-2x)^2}\) (ii) \(\dfrac{6}{(1-3x)^2}\) (iii) \(\dfrac{10x^2-6x}{3(2x-1)^{4/3}}\) (iv) \(-\dfrac{\sqrt3(3x^2+1)+6x}{(3x^2-1)^2}\)

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