document.write( "Question 347651: How do I prove that the product of 2 even numbers are always divisible by 4? \n" ); document.write( "

Algebra.Com's Answer #248496 by Fombitz(32388) $\"\"$ $\"About$

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Let $\"a=2n\"$ where $\"n\"$ is an integer, $\"b=2m\"$ where m is an integer.
\n" ); document.write( "The product is $\"ab=2n%2A2m=4%2Anm\"$ .
\n" ); document.write( "Since it's a multiple of $\"4\"$ , it's divisible by $\"4\"$ .
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