Trigonometry - Trigonometric Equations

Trigonometry - Trigonometric Equations

TGM Original Questions

Solve each of the following equations.

\(\tan 2x = 4.595\) , \(-\pi \leq x \leq \pi\)
\(\sin^2 x = \frac{1}{4}\) , \(0^\circ \leq x \leq 360^\circ\)

Video Solution:

Video solution locked

A free account saves your progress; this video needs a course plan.

Create free account Sign in Get the A Math course · from S$39.98/mo

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Create a free account to practise similar questions.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Answer:(i) x = -2.46, -0.893, 0.678, 2.25 rad; (ii) x = 30 degrees, 150 degrees, 210 degrees, 330 degrees

Need help? Join our A-Maths tuition classes.