Why is this expression not positive or negative when x=-5 -1.3x-6.5

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.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Which of the following choices gives you a slope of 3?