How do you find limits on a graphing calculator?
See the explanation.
We will consider the following example:
We will create an EXCEL table of values for
We can easily observe the the limit is approaching
Next we will find out how to use a calculator to find the limit.
The calculator I am going to use is a Texas Instruments Graphical Display Calculator (Model TI-84 Plus Silver Edition):
Hit the Graph Key to draw the graph of our rational expression.
The image of the graph is below:
Enter the first value of
Enter the next value of
Continue to enter the rest of the values for
Enter the calculator results in the Excel table to compare results:
We observe that the