Question: Sales of mobile processors the rising popularity of notebook computers is fueling the sales of mobile pc processors. In a study conducted in 2003, the sales of these chips (in billions of dollars) was projected to be
S(t) = 6.8(t + 1.03)0.49 (0 ≤ t ≤ 4)
Where t is measured in years, with t = 0 corresponding to the beginning of 2003.
A. Show that s is increasing on the interval (0, 4) and interpret your result.
B. Show that the graph of s is concave downward on the interval (0, 4). Interpret your result.