document.write( "Question 200023: Hi. I have to find a quadratic equation with integral coefficients with roots 2i and -2i. I know I have to work backwards but I dont know how to figure this out because of i. Thank You! \n" ); document.write( "
Algebra.Com's Answer #150384 by Alan3354(69443)\"\" \"About 
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I have to find a quadratic equation with integral coefficients with roots 2i and -2i.
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\n" ); document.write( "(x-2i)*(x+2i) = 0
\n" ); document.write( "\"x%5E2+%2B+4+=+0\"
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