Question
does the infinite geometric series diverge or converge?
1/7 + 1/14 + 1/28 + 1/56 +
1/7 + 1/14 + 1/28 + 1/56 +
Answers
Reiny
sum<sub>∞</sub> = a/(1-r)
= (1/7)/(1-1/2)
= 2/7
so it converges
= (1/7)/(1-1/2)
= 2/7
so it converges