4–12
Real–Number
Functions
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
R
C
R
X c
_
36.5
o
77.8 ohms
θ
Keys: Display: Description:
Ý
{
}
Sets Degrees mode.
36.5
z
Ï
Enters
θ
, degrees of voltage lag.
77.8
_ Enters
r
, ohms of total impedance.
º
±
Calculates
x
, ohms resistance,
R
.
w
Displays
y
, ohms reactance,
X
C
.
For more sophisticated operations with vectors (addition, subtraction, cross
product, and dot product), refer to the "Vector Operations" program in chapter 15,
"Mathematics Programs".
Time Conversions
Values for time (in hours,
H
) or angles (in degrees,
D
) can be converted between a
decimal–fraction form (
H.h
or
D.d
) and a minutes–seconds form (
H.MMSSss
or
D.MMSSss
) using the
¹
²
or
º
³
keys.
To convert between decimal fractions and minutes–seconds:
1.
Key in the time or angle (in decimal form or minutes–seconds form) that you
want to convert.
2.
Press
º
³
or
¹
²
. The result is displayed.
Example:
Converting Time Formats.
How many minutes and seconds are there in 1/7 of an hour
?
Use FIX 6 display
format.
Keys: Display: Description:
Þ
{
} 6
Sets FIX 6 display format.
Ë
1
Ë
7
_
1/7 as a decimal fraction.
Содержание 33S
Страница 1: ... HP 33s scientific calculator user s manual H HP Part number F2216A 90020 Printed in China Edition 2 ...
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Страница 15: ...Part 1 Basic Operation ...
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Страница 137: ...Operations with Complex Numbers 9 7 c Ù Adds L1 L2 L3 Converts vector back to polar form displays r θ ...
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Страница 157: ...Part 2 Programming ...
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Страница 255: ...Mathematics Programs 15 33 y y x x m n New coordinate system Old coordinate system 0 0 x P u y v θ ...
Страница 293: ...Part 3 Appendixes and Reference ...
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