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.

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.

Please login or Register to submit your answer