Which of the following is true? A
The tenth term of the sequence 4, 7, 10, 13, ... is 30.
ов.
ſ 11, if n = 1
an = 11 + 6n and an =
lan-1 +6n, if n > 1
both define the same sequence.
O C
The sum of the first 12 terms of
arithmetic series with a = -5 and a 12 =
is 39
2
OD
229 (3i – 15) = 450