3
QuizMultiple Choice
Trigonometric Sum Identities
Question 3 • Precalculus
What is the exact value of sin(345°)?
Answer
A
StartFraction StartRoot 3 EndRoot + StartRoot 2 EndRoot Over 2 EndFraction
B
StartFraction StartRoot 6 EndRoot + StartRoot 2 EndRoot Over 4 EndFraction
C
StartFraction negative StartRoot 3 EndRoot + StartRoot 2 EndRoot Over 2 EndFraction
D
StartFraction negative StartRoot negative 6 EndRoot + StartRoot 2 EndRoot Over 4 EndFraction