Lemma
EasyIdentities
OpenStax, Algebra and Trigonometry 2e §9.5 Solving Trigonometric Equations · Example 8 · Trigonometry · Identities

Using a Calculator to Solve a Trigonometric Equation Involving Sine

Use a calculator to solve the equation where is in radians.

~5 minWritten answer · compare with the solution

OpenStax, Algebra and Trigonometry 2e · §9.5 Solving Trigonometric Equations · Example 8

Stuck? A gentle nudge

No hints for this one.

Something off?
Workspace
Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.