Which function s graph has a period of 8 and reaches a

Last updated: 5/23/2023

Which function s graph has a period of 8 and reaches a maximum height of 1 if at least one full period is graphed y 4 cos 1 2 3 4 y 4cos TO 3 5 y 4cos 8x 3 y 4 cos 8x 5