document.write( "Question 561484: x^4-5x^2+4=0 \n" ); document.write( "
Algebra.Com's Answer #364369 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
(x^2 - 4)(x^2 - 1)\r
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\n" ); document.write( "\n" ); document.write( "(x + 2)(x - 2)(x + 1)(x - 1)
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