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Arithmetic Sequences
medium
0:00.0
Find
a
2
a_2
a
2
if
a
1
=
k
,
d
=
k
a_1=k, d=k
a
1
=
k
,
d
=
k
.
A
2
k
2k
2
k
B
k
2
k^2
k
2
C
k
k
k
D
3
k
3k
3
k
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