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B-6 User Memory and the Stack
The Status of the LAST X Register
The following operations save x in the LAST X register in RPN mode:
Notice that /c does not affect the LAST X register.
The recall-arithmetic sequence
Xh variable stores x in LASTx and
Xh variable stores the recalled number in LASTx.
In ALG mode, the LAST X register is a companion to the stack: it holds the number
that is the result of last expression. It supports using the previous expression result in
ALG mode.
+, –, × , ÷
, x
2
,
e
x
, 10
x
LN, LOG
y
x
,
I/x, INT÷, Rmdr
SIN, COS, TAN ASIN, ACOS, ATAN
SINH, COSH, TANH ASINH, ACOSH, ATANH IP, FP, SGN, INTG,
RND, ABS
%, %CHG Σ+, Σ–RCL+, –, ×, ÷
HMS, HMS DEG, RAD
nCr nPr ! ARG
CMPLX +, –, × ,÷
CMPLX e
x
, LN, y
x
, 1/x
CMPLX SIN, COS,
TAN
kg, lb
l, gal
°C, °F
KM MILE
cm, in
x
X
y
ˆ
ˆ