38) A phone company charges for service according
to the formula C(t) = 22 +0.15t, where t is the
number of minutes talked and C(t) is the monthly
charge, in dollars. Find and interpret the rate of
change and initial value.

38 A phone company charges for service according to the formula Ct 22 015t where t is the number of minutes talked and Ct is the monthly charge in dollars Find class=