looks just like

same herehow do you find the domain of f(x) = 7^x

you do know what looks like, right?

has a horizontal asymptote at the x-axis. so the range for ishow do you find the range of y = 2^x -1

means you shift down 1 unit. The asymptote shifts this much as well. so what is the range now

i hope you mean as you typed, as opposed to