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Mathematics 12 Online
OpenStudy (anonymous):

if a polynomial function f(x) has roots-8,1and 6i what must also be a root of function?

OpenStudy (anonymous):

Do you know the complex conjugate root theorem?

OpenStudy (anonymous):

It states that complex roots come in pairs one root given (6i) is a complex root. It also state that a+bi and a-bi here a=0 and b=6, so can you get it now?

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