The distance between two cities is 102.2 miles. find the distance between two cities on the map

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?