Plz help me with this

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Consider the functions below. function 1 function 2 function 3 select the statement which is true about the functions over the interval [1, 2] a b function 3 has the highest average rate of change function 2 and function 3 have the same average rate of change. function and function 3 have the same average rate of change function 2 has the lowest average rate of change d.