Answer
The graph is shown below:
Work Step by Step
Use the following steps to obtain the solution:
Step 1:
Press the [Y=] key.
Step 2:
Enter ${{\text{Y}}_{\text{1}}}={{2}^{x}}$.
Step 3:
Press the [ZOOM] key and then press [6] for standard.
Step 4:
Press the [TRACE] or [GRAPH] key to plot the graph.
It is observed that the $x-axis$ is an asymptote of the function.
