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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| public:calculator:guides:polynomial [28/01/26 10:22 GMT] – [DM41X : Polynomial Solver] john | public:calculator:guides:polynomial [16/02/26 08:51 GMT] (current) – [Further Information] john | ||
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| - | ====== DM41X : Polynomial Solver ====== | + | ====== DM41X Polynomial Solver ====== |
| ** Advantage Pac Polynomials ** | ** Advantage Pac Polynomials ** | ||
| + | |||
| + | Assuming '' | ||
| + | |||
| Finds all roots, including complex ones. | Finds all roots, including complex ones. | ||
| + | |||
| + | ==== Save to registers ==== | ||
| To save the discovered roots in registers | To save the discovered roots in registers | ||
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| - | Assuming '' | ||
| ===== Roots of a quadratic ===== | ===== Roots of a quadratic ===== | ||
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| To find the roots of a simple quadratic (with 2 real roots) | To find the roots of a simple quadratic (with 2 real roots) | ||
| - | '' | + | '' |
| * < | * < | ||
| Line 36: | Line 40: | ||
| * enter '' | * enter '' | ||
| * Asks for '' | * Asks for '' | ||
| - | * the coefficient of '' | + | * the coefficient of '' |
| * enter '' | * enter '' | ||
| * Asks for '' | * Asks for '' | ||
| Line 48: | Line 52: | ||
| * '' | * '' | ||
| * '' | * '' | ||
| - | * Choose '' | + | * Choose '' |
| * Display shows '' | * Display shows '' | ||
| * to see next root press < | * to see next root press < | ||
| Line 57: | Line 61: | ||
| ===== Higher order with complex roots ===== | ===== Higher order with complex roots ===== | ||
| - | Either press TAN to get the menu, and then NEW or XEQ PLY again | + | Either press <key>TAN</ |
| - | '' | + | '' |
| This should have 4 roots, and most likely some will be complex. | This should have 4 roots, and most likely some will be complex. | ||
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| * '' | * '' | ||
| * '' | * '' | ||
| - | * '' | + | * '' |
| Roots are displayed: | Roots are displayed: | ||
| - | * '' | + | * '' |
| - | * < | + | * '' |
| - | * '' | + | * '' |
| - | * < | + | * '' |
| - | * '' | + | * '' |
| - | * < | + | * '' |
| - | * '' | + | |
| - | * < | + | |
| - | * '' | + | |
| - | * < | + | |
| - | * '' | + | |
| - | * < | + | |
| * '' | * '' | ||
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| ===== Cube Roots of minus 8 ===== | ===== Cube Roots of minus 8 ===== | ||
| - | If x is the cube root of minus 8 then '' | + | If x is the cube root of minus 8 then '' |
| - | Simply use '' | + | Simply use '' |
| * < | * < | ||
| Line 114: | Line 112: | ||
| * '' | * '' | ||
| - | * '' | + | * '' |
| * '' | * '' | ||
| * '' | * '' | ||
| Line 137: | Line 135: | ||
| + | Page updated : ~~LASTMOD~~ | ||
