A sound wave is modeled with the equation y= 1/4 cos2pi/3 theta. a. Find the period.

QuestionsCategory: MathA sound wave is modeled with the equation y= 1/4 cos2pi/3 theta. a. Find the period.
Lisa Howell asked 8 months ago
A sound wave is modeled with the equation y= 1/4 cos2pi/3 theta.
a. Find the period. Explain your method.
b. Find the amplitude. Explain your method.

i think the period is 2pi/3 but i feel like im wrong so could someone solve this and explain it for me? tysm.

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