Texas Instruments TI-15 Teachers Manual page 69

Clearing constant operations
Before entering a new operation in
OP1 or OP2, you must clear the
current values.
P r e s s
‡
$ $
®
( c l e a r s O P 1 )
" ®
( c l e a r s O P 2 )
‡
( exits Mode menu)
Note: Pressing " does not clear
constant operations.
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TI-15: A Guide for Teachers
Mode Menu
‡
62