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Arithmetic Sequences
hard
0:00.0
Given
S
n
=
3
n
2
−
4
n
S_n = 3n^2 - 4n
S
n
=
3
n
2
−
4
n
, find the
10
t
h
10^{th}
1
0
t
h
term.
A
53
53
53
B
55
55
55
C
57
57
57
D
59
59
59
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