Question

Find the first six terms of the sequence.

a1 = -4, an = an-1 + 7

Answer 1

Well, you know a1 is -4, which is the first term.

To find the next term, you must add 7 to the previous term.

-4 is the first
The 2nd is -4 + 7
The 3rd is the 2nd + 7

and so on and so on