Which of the following relations is a function? A. (-5, 2), (-4, 3), (4, 7), (6, 2) B. (-4, -2), (-5, -5), (4, 8), (4, 2) C. (-5, 0), (-4, 5), (-5, -3), (4, 9)

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.