Andrew received a 95 on his last test and the only question he got wrong was the following .

a) read through andrews work .
find and circle his mistake .

evaluate: 3^-2(3-3) when x=3

andrews work :
3^-2(3-3)
=3^-2(0)
=9-2(0)
=7(0)
=0

b) explain what he did wrong and what he should have done .

Find the pattern and use it to list the nth term in the sequence. 6, 12, 20, 30, 42, 56, the nth term of the sequence is

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.

Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.