I can't figure out which one this is,

What is the average rate of change for this function for the interval from x=2 to x=4 ?

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area