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Recurrence Relations
medium
0:00.0
Given
a
n
=
2
a
n
−
1
+
1
a_n = 2a_{n-1} + 1
a
n
=
2
a
n
−
1
+
1
, if
a
0
=
1
a_0 = 1
a
0
=
1
, what is
a
2
a_2
a
2
?
A
3
B
5
C
7
D
9
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