(Range and domain function) Help anyone?

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

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.