document.write( "Question 910757: 7a^4+28a^2-3a^2-12 \n" ); document.write( "
Algebra.Com's Answer #552636 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
7a^4+28a^2-3a^2-12
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\n" ); document.write( "Factor::
\n" ); document.write( "7a^2(a^2+4) -3(a^2+4)
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\n" ); document.write( "= (a^2+4)(7a^2-3)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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