Use the given information to find the exact value of each of the following. a. sin 20 b. cos 20 c. tan 20 11 sin 0 = e lies in quadrant II 18'

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter7: Real And Complex Numbers
Section7.3: De Moivre’s Theorem And Roots Of Complex Numbers
Problem 2E: Find each of the following products. Write each result in both trigonometric and standard...
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Use the given information to find the exact value of each of the following.
a. sin 20
b. cos 20
c. tan 20
11
sin 0 =
e lies in quadrant II
18
a. sin 20 =
(Simplify your answer. Type an exact answer, using radicals as needed, Use integers or fractions for any numbers in the expression. Rationalize all denominators.)
Transcribed Image Text:Use the given information to find the exact value of each of the following. a. sin 20 b. cos 20 c. tan 20 11 sin 0 = e lies in quadrant II 18 a. sin 20 = (Simplify your answer. Type an exact answer, using radicals as needed, Use integers or fractions for any numbers in the expression. Rationalize all denominators.)
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