Trigonometry - Trigonometric Equations

Trigonometry - Trigonometric Equations

TGM Original Questions

Solve each of the following equations.

  1. \(\frac{\tan 15^\circ + \tan x}{1 - \tan x \tan 15^\circ} = 2, 0^\circ \le x \le 360^\circ\)
  2. \(2 \sec(x + 60^\circ) = 5 \sec(x - 20^\circ), 0^\circ \le x \le 360^\circ\)

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Answer:(i) x = 48.4 degrees, 228.4 degrees; (ii) x = 7.1 degrees, 187.1 degrees

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