Which expression below gives the average rate of change of the function
\(h(x)= \frac{1}{2} (3 ^{x+1/2}) + 3\) on the interval 0 < x < 3?
\(h(x)= \frac{1}{2} (3 ^{x+1/2}) + 3\) on the interval 0 < x < 3?