Problem 8.
Find x & y if the sequence 2y, 2xy, 2, xy/2,...is geometric.
Problem 9.
Find an arithmeitc sequence none of whose terms are divisible by 2, 3, or 7.
Prtoblem 10.
Consider two arithmetic sequences:
A:3, 14, 25.. B: 2, 9 , 16, ...
Write the first five...