AnswersS1S-OC Pre-Calculus B E3710 - AGPerformance Task: Trigonometric Identities — Cumulative examQuestion 15
15
RCMultiple Choice
Performance Task: Trigonometric Identities — Cumulative exam
Question 15 • S1S-OC: Pre-Calculus B (E3710 - AG)
On interval 0 ≤ x < 2π, where are the x-intercepts of y = cos(2x)?
Answer
A
StartFraction pi Over 2 EndFraction and StartFraction 3 pi Over 2 EndFraction
B
0, π, and 2πC
StartFraction pi Over 2 EndFraction, pi and StartFraction 3 pi Over 2 EndFraction
D
Option