Question

Which recursive formula is represented by the sequence shown on the table?

A) an = an - 1 + 15
B) an = an - 1 - 15
C) an = an - 1 + 200
D) an = an - 1 - 200

Answer 1

C) aₙ = aₙ₋₁ + 200

Explanation:

Each term is 200 more than the previous term. So:

aₙ = aₙ₋₁ + 200