Write this in y=ax^2+b form:
y=(x-5)^2 - 2

Ineed i been stuck on this question since yesterday

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.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?