Texas Instruments TI-86 Manual Book page 378

366
Chapter 20: A to Z Function and Instruction Reference
TanLn(
GRAPH DRAW menu
Text(
† GRAPH DRAW menu
Then
‡ program editor
CTL menu
TanLn( expression , xValue
Draws expression on the current graph and then draws
a tangent line at xValue.
Text( row , column , string )
Writes a text string on the current graph beginning at
pixel (row,column), where 0  row  57 and
0  column  123.
Text at the bottom of the graph may be covered by a
displayed menu. To remove the menu, press :.
Refer to syntax information for
the If:Then:End and If:Then:Else:End
)
If , beginning on page 305. See
syntax.
In graphing mode and
Func Radian
mode:
ZTrig:TanLn(cos x,p/4) b
Program segment in graphing mode and
Func
a graph screen:
ZStd
©
:y1=x sin x
:Text(0,70,"y1=x sin x")
©
When executed:
angle