Answer

The data in the table shows a sinusoidal relationship between the number of seconds an object has been moving and its velocity (a ) , measured in centimeters per second. X 4 8 12 16 20 24 28 32 36 40 44 48 V ( a ) 41.7 35.7 28.3 22.3 20 22.3 28.3 35.7 41.7 44 41.7 35.7 What is true of the cosine function that models the data in the table? Drag a value into each box to correctly complete the statements. The period of the cosine function is 1. The equation of the midline of the cosine function is y = ! 1. The L - amplitude of the cosine function is ! 8 12 20 32 40