document.write( "Question 912152: factorise x^2+px+qx+pq\r
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Algebra.Com's Answer #553611 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
x^2+px+qx+pq = x(x+p) + q(x+p) = (x+q)(x+p)
\n" ); document.write( "m^2-4 = (m-2)(m+2)
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