4. What is the value of cos 30? 213 V3 A. В. 2 c D. 2 3 5. What is the value of sec 45? HIN

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter2: Analytic Trigonometry
Section2.4: Sum And Difference Formulas
Problem 3ECP: Find the exact value of cosu+v given sinu=1213, where 0u2 and cosv=35, where 2v.
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4. What is the value of cos 30?
2V3
A.
V3
В.
D. 2
3
2
5. What is the value of sec 45?
A.
2
C. VZ
D. V3
HIN
B.
Transcribed Image Text:4. What is the value of cos 30? 2V3 A. V3 В. D. 2 3 2 5. What is the value of sec 45? A. 2 C. VZ D. V3 HIN B.
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