Answers25-26 KCS21 Precalculus ICCumulative Exam — Cumulative examQuestion 19
19
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 19 • *25-26 KCS21 Precalculus IC

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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