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236
Appendix D: A Detailed Look at _
Return to Program mode and add instructions to your subroutine to
eliminate the root just found.
Keystrokes
|¥
| ‚ |
‚
®
l 0
-
÷
Now use the same initial estimates to find the next root.
Keystrokes
|¥
10 " v
20 "
´ _ 2
O 1
) )
Now modify your subroutine to eliminate the second root.
Keystrokes
|¥
| ‚ |
‚
®
l 1
-
÷
Display
000-
026–
027–
028–
45
029–
030–
Display
4.0000 -06
–10.0000
–20
0.4000
0.4000
0.0000
Display
000-
030–
031–
032–
45
033–
034–
Program mode.
30
Line before n.
34
Brings x into X-register.
0
Divides by (x – a), where
30
a is known root.
10
Run mode.
Same initial estimates.
Second root.
Stores root for deflation.
Deflated function value.
Program mode.
10
Line before n.
34
Brings x into X-register.
1
30
Deflation for second root.
10
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