Drawing A Function Or Inverse On A Graph - Texas Instruments TI-89 Titanium User Manual

To switch the active sides, press 2 a or use the
.
switch(2)

Drawing a Function or Inverse on a Graph

For comparison purposes, you may want to draw a function over your current graph.
Typically, the drawn function is some variation of the graph. You can also draw the
inverse of a function. (These operations are not available for 3D graphs.)
Drawing a Function, Parametric, or Polar Equation
Execute
DrawFunc
cannot draw a function or equation interactively from the Graph screen.
DrawFunc expression
DrawParm expression1
DrawPol expression
For example:
1. Define
y1(x)=.1x
and graph the function.
Additional Graphing Topics
, , or
DrawParm DrawPol
, [,
expression2
[,q ] [,q ] [,q
min max
3
on the Y= Editor,
–2x+6
switch
from the Home screen or a program. You
] [, ] [, ]
tmin tmax tstep
]
step
function,
switch(1)
or
472