HP NW280-200X User Manual page 30

Prime graphing calculator
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EEX key
(powers of
10)
24
you enter 10°25' 26"
the seconds component. The result in this case is
108°39' 26.854445" .
Numbers like
5
10
scientific notation, that is, in terms of powers of ten. This is
simpler to work with than 50 000 or 0.000 000 321. To
enter numbers like these, use the
easier than using
s
Suppose you want to calculate
Example:
13
23
 6 10
4 10
--------------------------------------------------- -
5 –
3 10
First select Scientific as the number format.
1. Open the Home Settings window.
SH
2. Select Scientific
from the
Number
menu.
Format
3. Return home:
H
4. Enter 4
BQ
s
6
B
23
n
3
5
BQ
5. Press
E
The result is
15. This is
8.0000
E
equivalent to
8 × 10
.
15
2
, the whole value is squared, not just
4
7 –
and
are expressed in
3.21 10
B
10
.
k
13
functionality. This is
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