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Mathematics 19 Online
OpenStudy (anonymous):

If a polynomial function f(x) has roots 0, 4, and 3+sqrt(11, what must also be a root of f(x)?

OpenStudy (anonymous):

Possible answers include...

OpenStudy (anonymous):

the conjugate of \(3+\sqrt{11}\)

OpenStudy (anonymous):

the conjugate of \(a+bi\) is \(a-bi\)

OpenStudy (anonymous):

Ok, thank you. I'm pretty sure I understand how to do it now.

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