Question

Find the 13th term in the following
arithmetic sequence :
2, 10, 18, 26, ...

Answer 1

The anwser would be 34 because it’s a pattern of adding on Eight

Answer 2

98

Explanation:

This is an arithmetic sequence

The common difference is 10-2 =8

a1 = 2

an = a1+d(n-1)

an = 2+8(n-1)

we want the 13th term

a13 = 2 +8(13-1)

=2+ 8*12

= 2+96

= 98