Help !!! Compare the average rate of change of the two functions below. Which function has the greater average rate of change over the interval [1, 2] ??
Function A: g(x)=x^2+4x−8
Function B: h(x)=x^2−3x+6
Function A has the greater average rate of change over the interval [1, 2].
The two function have the same average rate of change over the interval [1, 2].
Function B has the greater average rate of change over the interval [1, 2].