Differentiation - Derivatives of Reciprocal Trigonometric Functions

Differentiation - Derivatives of Reciprocal Trigonometric Functions

TGM Original Questions

Find \(\frac{\mathrm{d}}{\mathrm{d}x}(\sec x)\) and hence find \(\displaystyle\displaystyle \displaystyle\int \tan x \sec x \, \mathrm{d}x.\)

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Answer:\(\displaystyle\int\tan x\sec x\,\mathrm dx=\sec x+C\)

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