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Building your own table of numbers, Building your own table of numbers -26 – HP 38g Graphing Calculator User Manual

Page 90

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SETUP-NUM

Screen

Field

Meaning

NUMSTART

Where to start the independent variable’s

first value.

NUMSTEP

The size of the increment from one

independent variable value to the next.

NUMTYPE

Type of numeric table: Automatic or

Build Your Own. To build your own table,

you must type each independent value

into the table yourself.

NUMZOOM

Zoom factor (multiplies the scale for
Zoom Out, divides for Zoom In).

Building Your Own Table of Numbers

The default NUMTYPE is "Automatic", which fills the table

with data for regular intervals of the independent (X, T, 0, or

N) variable. With NUMTYPE "Build Your Own", you fill the

table yourself by typing in the independent-variable values

you want, and the dependent values are then calculated and

displayed.

To format a 1. Start with an expression defined (in Symbolic view) in the
table

aplet of your choice.

2. In the Numeric Setup (■ [SETUP-NUM]), choose

NUMTYPE: Build Your Own.

3. Open the Numeric view

(|

n u m

|).

T

o

clear existing data in

the table, press ■ [CLEAR].

4. Enter the independent values in the left-hand column.

Type in the number and press |

e n t e r

|. You do not have to

enter them in order, because the

([SORT]}

function can

rearrange them. To insert a number between two others,
use

([INS]}.

You enter

numbers into

the X column.

FI

IS

an

ISS

The defining — X^-l

expression |iHBMi:aBiiaiBBiEi33i

for FI.

FI entries are

generated

automatically.

3-26 Plotting and Exploring Functions