Which is the BEST estimate of the average rate of change for the function graphed, over the interval [0,1]

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.

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left