Given the Recursive Formula:

a1 = 4
a4 = an−1 −3
What is the common difference?
What is the initial term?

What term is this formula solving for? Response area

What should be in place of the n-1?

The common difference is -3.

The initial term is 4.
This formula is solving for the term a4.
In place of the n - 1, n should be substituted.