Texas Instruments ti-30xs 用户手册

Copyright © 2006 Texas Instruments Incorporated

38

³ Problem

An ice cream store advertises that it makes 25 flavors of 

home made ice cream. You like to order three different flavors 

in a dish. How many combinations of ice cream can you test 

over a very hot summer?

You can choose from 2300 dishes with different combinations 

of flavors! If a long hot summer is about 90 days long, you will 

need to eat about 25 ice cream dishes each day!

o
The function table allows you to display a defined function in a 

tabular form. To set up a function table:
1.

Press o.

2.

Enter a function and press <. Functions allow up to 
one level of fractions.

3.

Select the table start, table step, auto, or ask-x options 
and press <.

Rand 

H " 1 <

Randint( 

H " 2

3 % ` 5 E <

H 2

3 <