36. Find all possible solutions of the equation sin = √3/2, adding or subtracting 2nπ as necessary.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 60E
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36. Find all possible solutions of the equation sin
necessary.
37. Find all solutions of the equation cos 20+ sin = 0 within the interval [0, 2TT).
38. In the triangle ABC, A = 71, B = 51°, and b = 69. Solve the triangle and find its area using
the law of sines. Round your answers to the nearest tenth.
39. Find the dimension of the side p in the triangle PQR if q = 20, r = 18, and P = 78°.
= √3/2, adding or subtracting 2nπ as
Transcribed Image Text:36. Find all possible solutions of the equation sin necessary. 37. Find all solutions of the equation cos 20+ sin = 0 within the interval [0, 2TT). 38. In the triangle ABC, A = 71, B = 51°, and b = 69. Solve the triangle and find its area using the law of sines. Round your answers to the nearest tenth. 39. Find the dimension of the side p in the triangle PQR if q = 20, r = 18, and P = 78°. = √3/2, adding or subtracting 2nπ as
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