228 Appendix D: A Detailed Look at
_
Solution:
The equation for the shear stress for
x
between 0 and 10 is more
efficiently programmed after rewriting it using Horner's method:
Q
= (3
x
–45)
x
2
+ 350 for 0 <
x <
10.
Keystrokes
Display
|
¥
000–
Program mode.
´
b
2
001–42,21, 2
1
002– 1
Test for x range.
0
003– 0
|£
004– 43 10
t
9
005– 22 9
Branch for
x ≥
10.
|
`
006– 43 35
3
007– 3
*
008– 20
3
x
.
4
009– 4
5
010– 5
-
011– 30
(3
x –
45).
*
012– 20
*
013– 20
(3
x
– 45)
x
2
.
3
014– 3
5
015– 5
0
016– 0
+
017– 40
(3
x
–
45)
x
2
+ 350.
|
n
013– 43 32
End subroutine.
´
b
9
019–42,21, 9
Subroutine for
x ≥
10.
‛
020– 26
3
021– 3
10
3
=1000.
|
n
022– 43 32
End subroutine.
Execute
_
using initial estimates of 7 and 14 to start at the outer end
of the beam and search for a
point of zero shear stress.
Summary of Contents for HP-15C
Page 1: ...HP 15C Owner s Handbook HP Part Number 00015 90001 Edition 2 4 Sep 2011 ...
Page 17: ...Part l HP 15C Fundamentals ...
Page 64: ......
Page 65: ...Part ll HP 15C Programming ...
Page 118: ...118 ...
