Question

Find the indicated term of the given arithmetic sequence.
a = 115, d = –11, n = 12

Answer 1

I left my notes at home and can't remember the rules :(

Answer 2

\[a_n = a_1 + (n - 1)d \]\[ \implies a_{12} = 115 + -11(12 - 1)\]

Answer 3

awesome sauce, thanks :)

Answer 4

You're welcome!