Asquare support unit in a television is made with a side measuring 4 centimeters. a new model being designed for next year will have a larger square with a side measuring 4.2 centimeters. by how much will the area of the square be increased?

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.