Question

What is the explicit formula for this sequence?

-5, -3,-1,1, 3, ...
A. an = (-5) + (n − 1)2
B. an = (-5) + (n - 1)(-2)
C. an = 5 + (n - 1)2
D. an = 2 + (n - 1)(-5)

Answer 1

Explanation:

A.-5+(n-1)*2 and n belong to 1 to ponitive infinity