How do the causes of surface and deep water currents differ?

What is sin 7x/4 ? i need on this urgent trig

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

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.