Trigonometry - Trigonometric Equations

Trigonometry - Trigonometric Equations

TGM Original Questions

Solve each of the following equations.

\(\tan(3x + 4) = -3, 0 \leq x \leq \pi\)
\(\sin(3x - 1) = 0.4, \pi \leq x \leq 2\pi\)

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Answer:(i) x = 0.345, 1.39, 2.44 rad; (ii) x = 3.34, 4.66, 5.43 rad

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