HP 50g HP 50g_user's manual_English_HDPSG49AEM8.pdf - Page 92
Generating polynomial coefficients given the polynomial's roots, Select Solve
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Press ` to return to stack. The stack will show the following results in ALG mode (the same result would be shown in RPN mode): All the solutions are complex numbers: (0.432, -0.389), (0.432, 0.389), (0.766, 0.632), (-0.766, -0.632). Generating polynomial coefficients given the polynomial's roots Suppose you want to generate the polynomial whose roots are the numbers [1, 5, -2, 4]. To use the calculator for this purpose, follow these steps: ,Ϙ˜@@OK@@ Select Solve poly... ˜„Ô1,í5 Enter vector of roots ,í2\,í4@@OK@@ @SOLVE@ Solve for coefficients Press ` to return to stack, the coefficients will be shown in the stack. Press ˜ to trigger the line editor to see all the coefficients. Page 6-7
Page 6-7
Press
`
to return to stack.
The stack will show the following results in
ALG mode (the same result would be shown in RPN mode):
All the solutions are complex numbers: (0.432, -0.389), (0.432, 0.389), (-
0.766, 0.632), (-0.766, -0.632).
Generating polynomial coefficients given the polynomial's
roots
Suppose you want to generate the polynomial whose roots are the
numbers [1, 5, -2, 4].
To use the calculator for this purpose, follow these
steps:
Press
`
to return to stack, the coefficients will be shown in the stack.
Press
˜
to trigger the line editor to see all the coefficients.
‚Ϙ˜
@@OK@@
Select Solve
poly…
˜„Ô1‚í5
Enter vector of roots
‚í2\‚í4
@@OK@@
@SOLVE@
Solve for coefficients