Question

13th term of 2, 10, 18, 26

Answer 1

a1 = 2 d = 8

n = 13

an = a1 + d(n-1)

a(13) = 2 + 8(13-1)

2 + 8(12)

2 + 96 = 98

Explanation:

1. identify the terms

2. write down the arithmetic sequence formula and then replace the letters with their values.

3. do parenthesis first, then multiply by d.

4. add them together to get the 13th term

Answer 2

192

Explanation:

Add 8 started from 2 and keep going till you hit 192.