Question

Graphing help.

Identify the sequence graphed below and the average rate of change from n = 1 to n = 3.
an = 8(one half)n − 1; average rate of change is −3

an = 10(one half)n − 1; average rate of change is 3

an = 8(one half)n − 1; average rate of change is 3

an = 10(one half)n − 1; average rate of change is −3

Answer 1

Here's the graph

Answer 2

@jim_thompson5910 @mathstudent55

Answer 3

@sourwing @wolf1728