document.write( "Question 709299: Solve
\n" ); document.write( "a) x^3-x^2-4x+4=0
\n" ); document.write( "b) x^3-4x^2+x+6=0
\n" ); document.write( "c) x^3-x^2-3x+6=0
\n" ); document.write( "d) x^4-3x^3-2x^2+12x-8=0\r
\n" ); document.write( "\n" ); document.write( "Can you please help me with a detailed explanation and show me how to do it? Thanks so much in advance
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Algebra.Com's Answer #436508 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Solve
\n" ); document.write( "a) x^3-x^2-4x+4=0
\n" ); document.write( "b) x^3-4x^2+x+6=0
\n" ); document.write( "c) x^3-x^2-3x+6=0
\n" ); document.write( "d) x^4-3x^3-2x^2+12x-8=0\r
\n" ); document.write( "\n" ); document.write( "Can you please help me with a detailed explanation and show me how to do it?
\n" ); document.write( "-----------------
\n" ); document.write( "a) x^3-x^2-4x+4=0
\n" ); document.write( "Try the factors of 4, plus and minus.
\n" ); document.write( "1, 2 & 4
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\n" ); document.write( "Sub 1 for x:
\n" ); document.write( "1 - 1 - 4 + 4 = 0
\n" ); document.write( "+ 1 is a zero --> (x-1) is a factor.
\n" ); document.write( "Divide by x-1, then factor what's left, if possible.
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