Additional Graphing Topics 489
Drawing the Inverse of a Function
Drawing the Inverse of a FunctionDrawing the Inverse of a Function
Drawing the Inverse of a Function
Execute
DrawInv from the Home screen or a program. You cannot draw an inverse
function interactively from the Graph screen.
DrawInv expression
For example, use the graph of y1(x)=.1x
3
–2x+6 as shown above.
1. On the Graph screen, press: and select
3:DrawInv
To display the Home screen and put DrawInv in the entry line, press:
ˆ
3
4. Press ¸ to draw the function on the
Graph screen.
You cannot trace, zoom, or perform a
math operation on a drawn function.
Note: To clear the drawn function, press
†
– or –
2. On the Home screen, specify the inverse
function.
DrawInv y1(x)
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