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Length Of A Line Or Vector - HP -22S Owner's Manual

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Length of a Line or Vector
An equation for the length of a line or vector xi
+
yj
+
zk is:
where
R
=
X=
y=
Z=
the length of the line or vector.
the length of the x-segment.
the length of the y-segment.
the length of the z-segment.
Example: Length of a Vector. Calculate the length of the vector:
(12 - 7)i
+
(6 - 2)j
+
3k
Keys:
Display:
Description:
I
EVAL
I
X?value
Prompts for X.
12
B
7
I
INPUT
I
Y?value
Stores X, prompts for
y.
6
B
2
I
INPUT
I
Z?value
Stores
Y,
prompts for
Z.
3
I
INPUT
I
R=7.0711
Stores Z, calculates the
length.
92
7: The Equation Library

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