Exam
Name___________________________________

ESSAY.  Write your answer in the space provided or on a separate sheet of paper.
Find the requested sum of the arithmetic sequence.
1) 

Find the sum of the given infinite geometric series if possible. Write the answer as a decimal number if appropriate.
2) 

Solve the system.
3) x2 + y2 = 164
x2 - y2 = 36

1) 18,865,153
2) -0.4
3) {(10, 8), (-10, 8), (10, -8), (-10, -8)}