Question

What is the average rate of change from n = 1 to n = 2 for the sequence an = 2(2)n − 1

Answer 1

Answer: 2

Explanation:

`a_(n)=2(2)^(n-1)\\\\a_(1)=2(2)^(1-1)=2\\\\a_(2)=2(2)^(2-1)=4`

Average rate of change:

`(4-2)/(2-1)=\boxed{2}`