4. Maggie's Ford Expedition currently has a value of $16,357. Her car depreciates at a rate of 10% annually. If she purchased it 8 years ago, what was the value of her car when she first got
it?

SHOW WORK!

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

Answer for 10 points show work you guys in advanced < 3

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.