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12-07-2016
Mathematics

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What is the least possible degree of a polynomial that has the root -3 + 2i, and a repeated root -2 that occurs twice?

Respuesta :

12-07-2016

Hello,

Roots are -3+2i,-3-2i,-2 and -2

There are 4 roots. (theorem of the conjugate roots) and the least degree of the polynomial is
4.

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