What are the two important pieces of the polynomial to find end behavior?

Which of the following points is collinear with (-2,1) and (0,3)

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. create a question you could ask that could be answered only by graphing or using a logarithm.

With both problems. a. s.a. p directions on photo ^