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HP HP-20S - Scientific and Engineering Notation

HP HP-20S
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Scientific
and
Engineering
Notation
Scientific
and
engineering
notation
express
the
number
as
a
mantissa
multiplied
by
a
power
of
10.
The
letter
E
sepa-
rates
the
exponent
from
the
mantissa.
Scientific
Notation
(SCI).
Scientific
notation
uses
a
mantissa
with
one
digit
to
the
left
of
the
decimal
point.
For
example,
this
is
SCI
6:
Digits
after
Sign
of
decimal
point
exponent
Power
of
10
/A/
—1.234567E
-5
e
Sign
Mantissa
of
mantissa
To
specify
scientific
notation:
1.
Press
[¢>]
(SCl].
2.
Enter
the
number
of
digits
that
you
wish
to
appear
after
the dec-
imal
point.
Engineering
Notation
(ENG).
Engineering
notation
expresses
a
number
as
a
mantissa
with
one,
two,
or
three
digits
to
the
left
of
the
decimal
point,
multiplied
by
10
raised
to
a
power
that
is
a
multiple
of
3.
For
example,
this
is
ENG
4:
Significant
digits
after
Sign
of
Power
of
10
first
digit
exponent
(multiples
of
3)
~
—12.345E—12
—’
Sign
Mantissa
of
mantissa
18
1:
Getting
Started

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