K12worX
Back to Solve trigonometric equations — Problem 3 · Task Set 76

Exercises: Solve Trigonometric Equations

Use radian mode on your calculator throughout. Show all steps.

Grade 9·23 problems·~30 min·Common Core Math - HS Functions·group·hsf-tf-b-7
Work through problems with immediate feedback
A

Fluency Practice

1.

Given sin⁡(θ)=0.75\sin(\theta) = 0.75 (from the Ferris wheel problem above), find the principal value θ=arcsin⁡(0.75)\theta = \arcsin(0.75).

Use a calculator (radian mode). Round to four decimal places.