Instructions for WINPLOT:




To make sure the presentation of your information is appropriate, follow these instructions:


  1. From the Window menu, select 2-dim
  2. From Misc menu select colors and from colors menu select Background, which you will set to white. Now close the pop up menu.
  3. From the View menu, select view
  4. From the pop-up view menu, select the “set corners” option (top right)
  5. Set the left, right, down, up to -10, 10, -10, 10. Hit the Apply button. Close the menu.
  6. From the View menu, select axes and change the screen thickness to 3. Do the same for the printed thickness.
  7. From the View menu, select the grid option. Activate the following options: (i) arrows (ii) labels (iii) scale (iv) change places by inactivating it or setting it to 0 (v) change frequency to 1 (vi) in the grid section, select rectangular and make sure all 4 quadrants are selected. Hit the Apply button and close the grid menu


You have now simply set up the graph in a proper presentation method. Depending on what you graph, you may have to go back and change some of the View options and some of the Grid options. Do this as is necessary.




Now, to graph some points:


  1. From the Equa (equation) menu, select Point and then select (x,y).
  2. Enter an ordered pair and you can change the presentation of the point by selecting (i) solid (ii) dot size (3 as a minimum) (iii) dotted and (iv) colors if you wish.




To graph some equations:


  1.  From the Equa menu, select Explicit and type in your equation (use the ^ symbol for exponents (i.e. 2^x). You do not need to type in y = as that is already present (in the form of f(x) = )
  2. Change the pen width to 3 as a minimum and you may change the color as well. Hit the OK button.
  3. To label the graph, go to the Btns menu and select Text. Now right-click the mouse and an edit text box appears. Type in the equation of your graph, then select the FONT option and adjust the size and/or color of the font. Hit OK and then OK again to close the edit text box. Left click the mouse to drag the text to where you need it.
  4. To change and add to some of the features of the equation you have just graphed, select the Equa menu and select the Inventory option. From the inventory menu box, select your equation to activate the various buttons. Select the Table option and now you have a table of values.
  5. To adjust the table of values, select the Params option and change your low and high to your desired interval. Adjust the run steps as well (the easiest adjustment is (hi-low  i.e. if hi = 5 and low = -5, then you want 5 – (-5) = 10 run steps)
  6. You can now cut and paste the table into a WORD document.



  1. To copy your graph into your WORD document, go to the File menu and select the Bitmap to Clipboard option. Disregard the message that appears and close that pop-up message. Now simply go to your WORD document and paste the graph into your document. Adjust the size to an appropriate size and position your graph to an appropriate location.



So see an example, go to

TO find an intersection point for two functions, go to the TWO menu and select "Intersections". From the pull down menu, select the two functions for which you want the intersection point(s). Select "Mark Point" from the menu box to highlight the intersection point on your graph.