document.write( "Question 217926: use an area model to factor x^2-x-12 check with multiplication \n" ); document.write( "
Algebra.Com's Answer #164248 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
x^2-x-12
\n" ); document.write( "(x-4)(x+3)\r
\n" ); document.write( "\n" ); document.write( "x-4
\n" ); document.write( "x+3
\n" ); document.write( "-----------------
\n" ); document.write( "x^2-4x+3x-12
\n" ); document.write( "x^2-x-12 proof:
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