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Mathematics 7 Online
OpenStudy (anonymous):

find the polynomial equation of least degree with roots -1. 3 and +-3i a. x^4-2x-6x-9=0 b. x^4+2x^3+6x^2+18x-27=0 c. x^4-2x^3+6x^2-18x-27=0 d. x^4-2x^3-12x^2+18x+27=0

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