AnswersPrecalculusTrigonometric Sum Identities — Cumulative examQuestion 31
31
RCMultiple Choice

Trigonometric Sum Identities — Cumulative exam

Question 31 of 49 • Precalculus

At which x-value does the cosine function attain a maximum value?

Answer
A
x = 0
B
x = StartFraction pi Over 2 EndFraction
Option B
C
x = 1
D
x = StartFraction 3 pi Over 2 EndFraction
Option D
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