Select the correct answer. What is the exact value of cos 195 ? V6- V2 4 O B. -V6 + v2 О в. | 4 OC. -/2 V6 4 OD. 2+ 6 2 + v6 4 20

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 15E
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20
Select the correct answer.
What is the exact value of cos 195 ?
O A.
V6-V2
4
-V6 + v2
O B.
-V2- V6
V2 + V6
4
O D.
4.
4.
Transcribed Image Text:20 Select the correct answer. What is the exact value of cos 195 ? O A. V6-V2 4 -V6 + v2 O B. -V2- V6 V2 + V6 4 O D. 4. 4.
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