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19990401
4-2-2
High Degree Equations
○○○○○
Example To solve the cubic equation
x
3
– 2x
2
– x + 2 = 0
Procedure
1 m EQUA
2 2(POLY)
2(3)
3bw-cw-bwcw
4 6(SOLV)
Result Screen
(Multiple Solutions) (Complex Number Solution)
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