For which value(s) of x will the rational expression below be undefined? check all that apply
(x-3)(x+6)/x+7

a. 3
b. -6
c. 6
d. -3
e. -7
f. 7

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.