Consider the function... If inflation is highest at 4.8% and lowest at 1.3%, what is c?

Question

Inflation rises and falls in a cyclical manner. Consider the model  where f(x) represents the change in inflation over time, given by x. If inflation is highest at 4.8% and lowest at 1.3%, what is c?

Grade 12 Advanced Functions (MHF4U)

Please write neatly and clearly.

Answer 1

Hello,

c represents the midline. It is the average of the maximum and the minimum values.

c = (4.8+1.3)/2 = 6.1/2 = 3.05%

c = 3.05%