Techniques of Differentiation - Derivatives of Trigonometric Functions

Techniques of Differentiation - Derivatives of Trigonometric Functions

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

  1. \(\mathrm{f}(x) = e^{\csc x} \cdot 2^{1 - 3x^{2}}\)
  2. \(y = 3^{\csc 3x}\)
  3. \(y = \frac{\sin^{2}x}{5^{\cos x}}\)

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Answer:(i) \(-2^{1-3x^2}e^{\csc x}(6x\ln2+\csc x\cot x)\) (ii) \(-3^{1+\csc3x}\ln3\,\csc3x\cot3x\) (iii) \(\frac{\sin x(2\cos x+\ln5\sin^2x)}{5^{\cos x}}\)

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