Question

Use the table to answer the question that follows.



n an
1 4
2 12
3 28
4 60


Which recursive equation represents the pattern?
an = an – 1 + 2n

an = an – 1 + 2(n + 1)

an = an – 1 + 2n + 1

an = an – 1 + 2n + 1

Answer 1

check your choices, see which one matches up the sequence