17. What is the value of C so that x^2+15x + c is a perfect square trinomial? A. 30
B. 15/2
C. 15/4
D. 225/4​

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.