User Guide

Chapter 8: Draw Instructions 127
Tangent(expression,value)
Drawing Functions and Inverses
Drawing a Function
DrawF (draw function) draws expression as a function in terms of X on the current graph. When you
select
6:DrawF from the DRAW menu, the TI-84 Plus returns to the home screen or the program
editor.
DrawF is not interactive.
DrawF expression
Note: You cannot use a list in expression to draw a family of curves.
Drawing an Inverse of a Function
DrawInv (draw inverse) draws the inverse of expression by plotting X values on the y-axis and Y
values on the x-axis. When you select
8:DrawInv from the DRAW menu, the TI-84 Plus returns to
the home screen or the program editor.
DrawInv is not interactive. DrawInv works in Func mode
only.
DrawInv expression
Note: You cannot use a list of expressions with DrawInv.