Question

How do you graph `y=2(1/3)^(x+1)-3`?

Answer 1

Plug and plot

Explanation:

I would just try values.

if `x = -2` then `y= 3`

if `x =-1` then `y= -1`

if `x = 0` then `y= -7/3`

if `x = 1` then `y= -25/9`

Then graph, connecting the points
graph{2(1/3)^(x+1)-3 [-10, 10, -5, 5]}