An economy's consumer price index is described by the function
I(t) = -0.2t^3 + 3r^2 + 100
where t=0 corresponds to 1995. (0 <= t <= 10)
At what rate was the CIP changing in 2000? In 2001? In 2002?© BrainMass Inc. brainmass.com October 9, 2019, 10:33 pm ad1c9bdddf
I(t) = -0.2t?+ 3t?+ 100
Differentiating with respect to t, we get ...
This solution explains how to solve the given consumer mathematics problem.