Question

List the first 4 terms of the sequence. f(1) = 7, f(n) = f(n-1)+4

Answer 1

7, 11, 15, 19

Explanation:

Using the recursive rule with f(1) = 7 , then

f(2) = f(1) + 4 = 7 + 4 = 11

f(3) = f(2) + 4 = 11 + 4 = 15

f(4) = f(3) + 4 = 15 + 4 = 19

The first 4 terms are 7, 11, 15, 19