Question

Write a recursive formula for the perimeter of the

nth figure.
an = an- 1 + 6 where a = 4
an = n2 where ay = 1
an = an- 1 + 9 where a1 = 4
DONE

Answer 1

A

Explanation:

Answer 2

Option A

Explanation:

So in other words, an = an-1 + 6 where a1 = 4. Correct on Ed 2020!