HP -27S Owner's Manual page 35

To
specify scientific notation:
v
1.
Press
![rvroofS-], then
W.
2.
Key
in
the number
of
decimal
places
in
the mantissa (0 through
\/
11) and press llliF0il.
Engineering
llotation.
Engineering notation s(presses a number
as
v
a mantissa
with
one,
two, or
three digits
to
the
left of
the
decimal
\,
point, multiplied
by
10 raised
to a
power divisible evenly
by
3.
v
significant
sion
of
Power
of
1o
digits
atter
-'e" -'
-' '
v
itst
oiiii'
T'o"">'^utioles
or
3)
\,
-ffiCrlrry'
.a-!2.34s67r
v
,/
--+
\-,
;l:1,,::"
Mantissa (12
disits
maximum)
v
To specify engineering notation:
v
l.
Press
![Tooesl,
then
ffi.
v
2.
Key
in
the number
of
significant digits to be displayed after the
\J
first digit and
press
t-tNpurl.
\-
Keying in Jlumbers With Exponents.
Regardless
of the current dis-
play mode, you can always key in
a number as a mantissa followed
\r'
by
an s(ponent:
v
l.
Key
in
the mantissa.
If
the mantissa is negative,
use
[+Z to
v
change
the
sign.
v
2.
Press
l[J to start the
er<ponent.
3.
If
the exponent is negative,
press
[1.
4.
Key
in
the
exponent.
:
:
l:
Getting
Started
33