Which is the completely factored form of 18x4 – 42x3 + 24x2?

Giving 100 points asap bev has to cut her grandma's grass this weekend and wants to know exactly how much area she will be cutting. calculate the area of the polygon. be sure to show all your work and explain your answer.

When you answer this can you explain

Which expression and diagram represent “renee biked four times as far this month as last month”?