Answers 2025-2026 FBISD - Precalculus A CR Unit Test — Unit testQuestion 14

14

QuizMultiple Choice

Unit Test — Unit test

Question 14 • 2025-2026 FBISD - Precalculus A (CR)

Over which interval is the graph of y = cos(x) strictly increasing?

Answer

A

0 less-than x less-than StartFraction pi Over 2 EndFraction

Option A

B

0 < x < π

C

StartFraction pi Over 2 EndFraction less-than x less-than StartFraction 3 pi Over 2 EndFraction

Option C

D

π < x < 2π

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