What is the ninth term of the arithmetic sequence defined by the rule below?

Question

A(n) = -14 + (n - 1)(2)

232
230
2
4

Answer 1

To find the ninth term of the arithmetic sequence defined by the rule A(n) = -14 + (n - 1)(2), we can substitute n = 9 into the formula:

A(9) = -14 + (9 - 1)(2)
= -14 + 8(2)
= -14 + 16
= 2

Therefore, the ninth term of the arithmetic sequence is 2.