Graphing Quadratic Equations in Excel
“The Diver”
4
24
y = " x2 +
x+8
9
9
1. Open up a new workbook in Excel. Change the view to normal.
2. Enter a “0” in Cell A1
Click and drag the bottom right corner of cell A1 to cell A11
!3.
4. Click the down arrow on the AutoFill Options and select Fill Series
5. Click View and then Formula Bar
6. Click on cell B1 and enter = -4/9*x^2+24/9*x+8
7. Change the “x” values in the formula to “A1”
8. Click and drag the bottom right corner of cell B1 to cell B11
9. Highlight all data. Insert Chart (XY Scatter) Choose the connected scatter plot.
10. Click “Next” twice to proceed to step 3 of the chart options. Click on Titles and
give your graph a title. Label the x and y axis. Click Next and then Finish.
11. Right click (ctrl, click) on the graph and select “source data.” Change the name
of the series to the equation of the graph y = -4/9*x^2+24/9*x+8. OK.
12. Click Apple C to copy the graph.
13. Paste the graph into a word document. Save the word document to your desktop.
“Ball Throw”
1
y = " x2 + x + 3
8
Repeat steps #1-13 for this problem. Paste the new graph for “Ball Throw” below the
graph for “The Diver” in your word document.
!
Please email your work to me as in an attachment.
My email address is eclement@rtmsd.org