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C–6 ALG: Summary
750
z
12
q
360
or
750
z
12
q
360
In the second case, the
q
key acts like the
key by displaying the result of
750 × 12.
Here’s a longer chain calculation:
9.1
68
5.18
75456
×
This calculation can be written as: 456
75
q
18.5
z
68
q
1.9
. Watch what happens in the display as you key it in:
Keys: Display:
456
75
./
)
q
18.5
z
ª)º
)
68
q
ª)ºª
8)
1.9
ª)ºª)/
)
Reviewing the Stack
The
or
|
key produces a menu in the display— X1–, X2–, X3–,
X4–registers, to let you review the entire contents of the stack. The difference
between the
and the
|
key is the location of the underline in the
display. Pressing the
|
displays the underline on the X4 register; pressing
the
displays the underline on the X2 register.
Pressing
displays the following menu:
% % % %
value
Pressing
|
displays the following menu:
% % % %
value