Question

Find the 29th term in the arithmetic sequence: -13, -6, 1, 8........

Answer 1

183

Explanation:

a₁ = -13

common difference = a₂ - a₁

= (-6) - (-13)

= -6 + 13

d = 7

nth term = a₁ + (n - 1)d

29th term = -13 + 28 * 7

= -13 + 196

= 183