msdevdev3968 msdevdev3968

14-09-2022
Mathematics

contestada

A sixth degree polynomial equation with rational coefficients has roots -1,2 i , and 1-√5 . Which of the following cannot also be a root of the polynomial?
I. 1 II. -2 i III. √5 IV. 1-i
(A) I only (C) III and IV only
(B) II and III only (D) II, III, and IV only

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