Which property is used to remove parentheses in mathematical expressions and equations?

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.

Which of the functions below could have created this graph?

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?