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Back to Solve trigonometric equations — Problem 2 · 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
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A

Warm-Up: Review What You Know

1.

A model gives h(t)=12sin⁡(πt/6)+15h(t) = 12\sin(\pi t / 6) + 15. Set h(t)=21h(t) = 21. After isolating the sine, what value does sin⁡(πt/6)\sin(\pi t/6) equal?

Enter as a fraction (e.g., 1/2).