Question

Which of the numbers below could be terms in the sequence an = 4n - 7? Check all that apply.

Answer 1

29 and 21.

Next time, please list the answer choices.

Answer 2

There are several possible terms which can be included given the sequence formula an = 4n - 7. If we list all the possibilities, here are as follows:

n      an
0      -7
1      -3
2      1
3      5
.       .
.       .
.       .
n      an

Substitute any number n to an and you can get all the terms in the sequence.