Question

Which infinite geometric series diverges?

A. S= 4.2 + 3.57 + 3.0345 +...
B. S= 262 + 301.3 + 346.5 +...
C. S= 6,651 + 729 -- 81 -- ...
D. S = 100 + 50 + 25 +...

Answer 1

I thikn the answer is B

Explanation:

For a geometric series to diverge the absolute value of the common ratio has to be 1 or greater