s
233
in the sequence below?
2
,
5
,
8
,
11
,
14
,
.
.
.
arithmetic sequence
Tn = 2 + (n-1)*3
so
233 = 2 + 3 n - 3
234 = 3 n
n = 78
233
in the sequence below?
2
,
5
,
8
,
11
,
14
,
.
.
.
Tn = 2 + (n-1)*3
so
233 = 2 + 3 n - 3
234 = 3 n
n = 78