59-64 - Evaluating Expressions Involving Trigonometric Functions Find the exact value of the expression given that sec x = }, csc y = 3, and x and y are in Quadrant I. 59. sin(x + y) 60. сos(x — у) 61. tan(x + y) 62. sin 2x 63. сos 2 y 64. tan
59-64 - Evaluating Expressions Involving Trigonometric Functions Find the exact value of the expression given that sec x = }, csc y = 3, and x and y are in Quadrant I. 59. sin(x + y) 60. сos(x — у) 61. tan(x + y) 62. sin 2x 63. сos 2 y 64. tan
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 72E
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