Find the average rate of change of f(0) = 2? + 2 for the interval 0 << < 10.

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

What is the solution to the equation below? 3/x-2+6=square root x-2 +8