Question

If a1 = 8 and an = an-1 + 5 then find the value of a5.

Answer 1

Explanation:

A1=8

A2=A1+5 plug 8 into A1 here. After getting the value, put into next equation. And repeat until you get A5

A3=A2+5

A4=A3+5

A5=A4+5