Mathematics, 23.12.2019 01:31 xxtonixwilsonxx
Three roots of the polynomial equation x4 - 4x3 - 2x2 + 12x + 9 = 0 are 3, -1 and -1. explain why the fourth root must be a real number. find the fourth root.
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Three roots of the polynomial equation x4 - 4x3 - 2x2 + 12x + 9 = 0 are 3, -1 and -1. explain why th...
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