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Mathematics
Problem
In Exercises 49-54, find the first 6 terms and the 12th term of the sequence. 49.
a
1
=
−
1
a_{1}=-1
a
1
=
−
1
and
a
n
=
a
n
−
1
+
3
a_{n}=a_{n-1}+3
a
n
=
a
n
−
1
+
3
, for
n
≥
2
n \geq 2
n
≥
2
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