Question Detail

MTH 101 MTH 101 Past Questions Objective Question

Question

Which of the following is a necessary condition for a geometric series to have a sum to infinity?
Options
A r > 1
B |r| < 1
Correct Answer
C r = 1
D a = 0
Correct Answer

Option B is the correct answer.

Detailed Explanation

A geometric series has a finite sum to infinity only when |r| < 1.

Hint

The notes indicate answer B.

Question Info