Question #3dee6

1 Answer
Dec 12, 2017

S=5/6

Explanation:

SUM OF INFINITE GEOMETRIC SERIES FORMULA
S=a_1/(1-r)
S= sum
a_1= first term
r= rate

1-1/5+1/25-1/125+...
a_1=1
r=-1/5
S=1/(1-(-1/5))
S=1/(5/5+1/5)
S=1/(6/5)
S=5/6