document.write( "Question 176455: This is related to quadratic equations and complex numbers. The equation is x^2+mx+n=0 One of the roots/solutions is 3+2i. What is the value of m? \n" ); document.write( "

Algebra.Com's Answer #131579 by Mathtut(3670) $\"\"$ $\"About$

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if one solution is 3+2i then the other is 3-2i
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\n" ); document.write( " $\"%28x-%283%2B2i%29%29%28x-%283-2i%29%29=0\"$
\n" ); document.write( ":
\n" ); document.write( " $\"%28x-3-2i%29%28x-3%2B2i%29=0\"$
\n" ); document.write( ":
\n" ); document.write( " $\"x%5E2-3x%2B2ix-3x%2B9-6i-2ix%2B6i-4i%5E2\"$
\n" ); document.write( ":
\n" ); document.write( " $\"x%5E2-6x%2B13=0\"$
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\n" ); document.write( "value of m=-6 \n" ); document.write( "

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