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Recursion
easy
0:00.0
If
a
n
=
2
a
n
−
1
−
3
a_n = 2a_{n-1} - 3
a
n
=
2
a
n
−
1
−
3
and
a
0
=
3
a_0 = 3
a
0
=
3
, what is
a
2
a_2
a
2
?
A
1
1
1
B
2
2
2
C
3
3
3
D
4
4
4
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