Question

Write an explicit rule for the following sequence: 5, 9, 13, 17, 21.

Your answer:
A. a = 4
a = an-1 + 5

B. a = 5
a = an-1 + 4

C. an = 5n + 1

C. an = 4n + 1

Answer 1

A = 4 because the numbers are skipping by four so therefore it’s A