document.write( "Question 83863: m^4 - 10m^2 + 9 = 0 \n" ); document.write( "
Algebra.Com's Answer #60320 by stanbon(75887)\"\" \"About 
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m^4 - 10m^2 + 9 = 0
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\n" ); document.write( " (m^2-9)(m^2+9) = 0\r
\n" ); document.write( "\n" ); document.write( " (m-3)(m+3)(m+3i)(m-3i)=0\r
\n" ); document.write( "\n" ); document.write( "m=3 or m=-3 or m=-3i or m=3i
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.\r
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