A number minus 9 is twelve

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

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?