document.write( "Question 919927: Find the zeroes of the polynomial f(x) = x^3 + x^2 - 12x. \n" ); document.write( "
Algebra.Com's Answer #558059 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29+=+x%5E3+%2B+x%5E2+-+12x\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+x%28x%5E2+%2B+x+-12%29\" .........write \"x\" as \"4x-3x\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+x%28x%5E2+%2B4x-3x+-12%29\" group\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+x%28%28x%5E2+%2B4x%29-%283x+%2B12%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+x%28x%28x+%2B4%29-3%28x+%2B4%29%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29+=+x%28x%2B4%29%28x-3%29\" set \"f%28x%29+=0\"}\r
\n" ); document.write( "\n" ); document.write( "\"0=+x%28x%2B4%29%28x-3%29\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x=0\"
\n" ); document.write( "\"x%2B4=0\"=>\"x=-4\"
\n" ); document.write( "\"x-3=0\"=>\"x=3\"\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-15%2C+15%2C+-15%2C+25%2C+x%5E3+%2B+x%5E2+-+12x%29+\"\r
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