Given the explicit formula, find the 7th term. an = -3 + (n - 1)5

Question

A. 32
B. 42
C. 27
D. 30

Answer 1

To find the 7th term, we substitute n = 7 into the explicit formula:

a7 = -3 + (7 - 1) * 5
= -3 + 6 * 5
= -3 + 30
= 27.

Therefore, the 7th term is 27. The correct answer is C.