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Question #3dee6

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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#

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