Can you please help me solve the question pictured?

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.

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?

What are the domain and range of f(x)= -log5(x+2)