Someone please please help. I am so lost and this is a huge grade. Thank you

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.

Select all the expressions that will include a remainder.

How do i put 3(x+7) in distributive property