document.write( "Question 290565: Factor the following expression completely: $\"12x%5E3-18x%5E2%2B24x\"$ . I have gotten to $\"6x%282x%5E2-3x%2B4%29\"$ but I'm unsure if it can be futher reduced \n" ); document.write( "

Algebra.Com's Answer #210251 by Edwin McCravy(20060) $\"\"$ $\"About$

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$\"12x%5E3-18x%5E2%2B24x\"$ . I have gotten to $\"6x%282x%5E2-3x%2B4%29\"$ but I'm unsure if it can be futher reduced
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document.write( "It cannot. Here is how to tell:\r\n" );
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document.write( " can be factored if and only if the disriminant\r\n" );
document.write( " is a perfect square.\r\n" );
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document.write( "Consider  as \r\n" );
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document.write( "so that , , and \r\n" );
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document.write( "Then calculate the discriminant using the formula: \r\n" );
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document.write( "Since -22 is not a perfect square, \r\n" );
document.write( "cannot be factored. \r\n" );
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document.write( "Edwin

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