document.write( "Question 295634: Write a polynomial function of least degree with integral coefficients whose zeros include 4 and 2i. \n" ); document.write( "

Algebra.Com's Answer #213068 by richwmiller(17219) $\"\"$ $\"About$

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since imaginary roots always come in pairs it must be at least a 3rd degree polynomial.
\n" ); document.write( "(x-4)(x-2i)(x+2i)=0
\n" ); document.write( "x^3-4x^2+4x-16 = 0
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