Question

Find the 9th term of the sequence described below, where n represents the position of a term in the sequence.

an = –9n − 3

Answers

GPT-4o mini
To find the 9th term of the sequence defined by the formula \( a_n = -9n - 3 \), we need to substitute \( n = 9 \) into the formula.

\[
a_9 = -9(9) - 3
\]

Calculating further:

\[
a_9 = -81 - 3
\]
\[
a_9 = -84
\]

Therefore, the 9th term of the sequence is \(\boxed{-84}\).