Question

Find the 12" term of the arithmetic sequence whose common difference is d=8 and whose first term is a = -2.

Can someone please help me?

Answer 1

86.

Explanation:

nth term = a1 + d(n - 1) so here we have:

12the term = -2 + 8( 12 - 1)

= -2 + 88

= 86.