Suppose g(a) = 14.2 cos (0.8(a+1)).
a. What is the argument of the cosine function?

b. The argument of the cosine function represents what quantity?
A. vertical distance above the horizontal diameter (measured in radius lengths)
B. angle measure (in radians)
C. horizontal distance to the right of the vertical diameter (measured in radius lengths)
D. number of seconds elapsed
E. radius length

c. For the value of cosine to vary through a complete cycle of its outputs, the value of the argument must increase from 0 to_______

d. For 0.8(a+1) = 0, the value of a must equal _______

e. For 0.8(a+1)= =2w, the value of a must equal _______

f. For the value of cosine to vary through a complete cycle of its outputs, the value of the input of g must vary by_______

g. What is the period of the function g?