Question 1167336
The domain of 3^x is all x.
The range is (0, oo). When x is negative, 3^x is less than 1 and approaches 0. The function is always positive and never negative.
No x-intercept.
y-intercept is (0, 1)
It is always increasing with increasing x.

The  horizontal asymptote is x=0

{{{graph(300,300,-5,5,-5,100,3^x)}}}

{{{graph(300,300,-2,2,-5,5,3^x)}}}