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Mathematics
Mathematics
Problem
Find
S
6
S_6
S
6
for a GP whose first term is
8
8
8
and common ratio
1
2
\dfrac12
2
1
. a)
31
2
\dfrac{31}{2}
2
31
b)
127
8
\dfrac{127}{8}
8
127
c)
63
4
\dfrac{63}{4}
4
63
d)
63
8
\dfrac{63}{8}
8
63
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