Function Key Index; Conversions; Digit Entry; Display Control - HP -10C Owner's Handbook Manual

Function Key Index

=
Turns the
calculator's display on
and off.

Conversions

;
Converts polar
magnitude r and
angle θ in X- and Y-
registers respectively
to rectangular x- and
y-coordinates (Page
38)
:
Converts x-, y-
rectangular
coordinates placed in
X- and Y-registers
respectively to polar
magnitude r and
angle θ (Page 38).
h
Converts
decimal hours (or
degrees) to hours,
minutes, seconds (or
degrees, minutes,
seconds) (Page 35).
À
Converts hours,
minutes, seconds (or
degrees, minutes,
seconds) to decimal
hours (or degrees)
(Page 36).
r
Converts
degrees to radians
(Page 36).
d
Converts
radians to degrees
(Page 36).

Digit Entry

v
Enters a copy
of a number in display
(X-register) into Y-
register; used to
separate multiple
number entries (Page
14).
"
Changes sign of
number or exponent
of 10 in display (X-
register) (Page 13).
"
Enter exponent;
next digits keyed in
are exponents of 10
(Page 13).
0 9
through
keys.
.
Decimal point.

Display Control

•n Selects fixed
point display mode
(Page 49).
in Selects
scientific notation
display mode (Page
50).
108
^n Selects
engineering notation
display mode (Page
51)
Mantissa. Pressing
´CLEAR
displays all 10 digits
of the number in the
X-register as long as
u
the
held down (Page 52)
It also clears any
partial key sequences
(refer to Clearing
Prefixes, Page 13).
Logarithmic and
Exponential
N
Computes natural
logarithm of number
in display (X-register)
(Page 36).
Digit
'
Natural
antilogarithm. Raises
e to power of number
in display (X-register)
(Page 36).
o
Computes
common logarithm
(base 10) of number
in display (X-register)
(Page 36).
@
Common
antilogarithm. Raises
10 to power of
u
key is