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Arithmetic Sequences
medium
0:00.0
Find
d
d
d
if
a
10
=
10
,
a
11
=
10
a_{10}=10, a_{11}=10
a
10
=
10
,
a
11
=
10
.
A
0
0
0
B
1
1
1
C
10
10
10
D
None
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