Solve for 90 degrees

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. 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.

What is the graph of the function fx x+2/x-3?

Solve for x where 0 equation: cot^2x+2cotx+1=0