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Geometric Sequences
easy
0:00.0
Find
a
2
a_2
a
2
if
a
1
=
x
,
r
=
1
/
x
a_1=x, r=1/x
a
1
=
x
,
r
=
1/
x
.
A
1
1
1
B
x
x
x
C
1
/
x
1/x
1/
x
D
x
2
x^2
x
2
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