Determine the value of y, if x = -3.
y = |x + |1|

Write the fraction or mixed number and the decimal shown by the model

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.

In a column proof the right column states your reasons