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Recurrence Relations
easy
0:00.0
Find
a
3
a_3
a
3
if
a
n
=
3
a
n
−
1
a_n = 3a_{n-1}
a
n
=
3
a
n
−
1
and
a
1
=
1
a_1=1
a
1
=
1
.
A
9
9
9
B
6
6
6
C
3
3
3
D
12
12
12
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