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Use table for trigonometric function values of some common angles and simplify the resulting expression. cos 60° cos 45° + sin 30° sin 60° cos 60° cos 45° + sin 30° sin 60° =| (Simplify your answer. Type an exact answer, using radicals as needed. Type an integer or a fraction.)

Use table for trigonometric function values of some common angles and simplify the resulting expression. cos 60° cos 45° + sin 30° sin 60° cos 60° cos 45° + sin 30° sin 60° =| (Simplify your answer. Type an exact answer, using radicals as needed. Type an integer or a fraction.)

Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section: Chapter Questions
Problem 4T: Take this test as you would take a test in class. When you are finished, check your work against the...
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Use table for trigonometric function values of some common angles and simplify the resulting expression. cos 60° cos 45° + sin 30° sin 60° cos 60° cos 45° + sin 30° sin 60° = (Simplify your answer. Type an exact answer, using radicals as needed. Type an integer or a fraction.) Enter your answer in the answer box. Save for Later
Transcribed Image Text:Use table for trigonometric function values of some common angles and simplify the resulting expression. cos 60° cos 45° + sin 30° sin 60° cos 60° cos 45° + sin 30° sin 60° = (Simplify your answer. Type an exact answer, using radicals as needed. Type an integer or a fraction.) Enter your answer in the answer box. Save for Later
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