document.write( "Question 1107730: Factorise this algebraic expression using cross multiplication method.\r
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Algebra.Com's Answer #722750 by Edwin McCravy(20060)\"\" \"About 
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document.write( "Factor out 2\r\n" );
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document.write( "\"+2%28h%5E2+%2B+12h+%2B+36%29+\"\r\n" );
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document.write( "Look at the last term 36.\r\n" );
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document.write( "Think of two positive integers that\r\n" );
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document.write( "1.  Have PRODUCT 36\r\n" );
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document.write( "and  (look at the sign before 36)\r\n" );
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document.write( "2.  Have SUM  (If that sign had been -, it would be DIFFERENCE)\r\n" );
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document.write( "3.  of 12 (the coefficient of h)\r\n" );
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document.write( "4.  That's 6 and 6, because 6∙6=36 and 6+6=12\r\n" );
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document.write( "4. So we write this\r\n" );
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document.write( "Since the sign of 36 is +, we think 3 S's: \"SUM, SAME SIGN\",\r\n" );
document.write( "so we put the SAME SIGN, the sign of 12 between the terms \r\n" );
document.write( "inside the parentheses:\r\n" );
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document.write( "One more step.  Since the (h+6) is repeated, we write\r\n" );
document.write( "it once with a square, or exponent of 2:\r\n" );
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document.write( "2(h + 6)2\r\n" );
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document.write( "Edwin

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