Texas Instruments TI-89 사용자 설명서

Constants and Measurement Units

 285

If an expression uses a combination of units, you can specify a conversion for some of 
the units only. Any units for which you do not specify a conversion will be displayed 
according to your defaults.

To convert 186000 miles/second from miles to 
kilometers:

 4

To convert 186000 miles/second from 
seconds to hours:

4 

To enter meters per second squared:

To convert meters per second squared from 
seconds to hours:

4 

Because a Time 
conversion is not 
specified, it is shown 
in its default unit (_s 
in this example).

Because a Length 
conversion is not 
specified, it is shown 
in its default unit (_m 
in this example).