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Tanln, Text, Then – Texas Instruments TI-86 User Manual

Page 378

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366

Chapter 20: A to Z Function and Instruction Reference

20ATOZ.DOC TI-86, Chap 20, US English Bob Fedorisko Revised: 02/13/01 2:42 PM Printed: 02/13/01 3:05 PM Page 366 of 118

TanLn(

GRAPH DRAW menu

TanLn(

expression

,

xValue

)

Draws expression on the current graph and then draws
a tangent line at xValue.

In

Func

graphing mode and

Radian

angle

mode:

ZTrig:TanLn(cos x,

p/4) b

Text(

† GRAPH DRAW menu

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 :.

Program segment in

Func

graphing mode and

a

ZStd

graph screen:

©

:y1=x sin x
:Text(0,70,"y1=x sin x")

©

When executed:

Then

‡ program editor

CTL menu

Refer to syntax information for

If

, beginning on page 305. See

the

If:Then:End

and

If:Then:Else:End

syntax.