What is the amplitude and the maximum and minimum values of the following functions?

a. sin(t).

b. cos(t).

c. sin(5t).

d. cos(t/4).

e. 3 sin(3t).

f. cos(πt)/3.2.

g. sin(t) + 17.
h. 3 cos(−5t) − 91.
i. −7.6 sin(t/2) + π.
j. −7.6 sin(At/2) − π.