HP 49g Graphing Calculator User Manual
Page 191
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XNUM
Type:
Description:
Access:
Input:
Output:
Example:
Command:
Results:
Converts an object or a list of objects to approximate
nmneric format.
Command
Catalog,
An object or list of objects.
The objects in numeric fonnat.
Find the approximate value of n/2, 3e, and 4cos(2).
XNUM{ { T C / 2 , 3 * e , 4*C0S ( 2 } )
{ 1 . 5 7 0 7 9 6 3 2 6 8 8 . 1 5 4 8 4 5 4 8 5 3 8 -
1 . 6 6 4 5 8 7 3 4 6 1 9 }
XQ
Type:
Command
Description:
Converts a number, or a list of numbers in decimal
format, to rational format.
Access:
Catalog, (CAT)
Input:
A number, or a list of numbers.
Output:
The number or list of nmnbers in rational format.
Example:
Express .3658 in rational fonnat:
Command:
X Q ( . 3 6 5 8 )
Results:
1 8 2 9 / 5 0 0 0
Page 14-68
Computer Algebra Commands