document.write( "Question 1092862: The product of two numbers is 638. If one of the numbers is 7 units bigger than the other one, then which are those numbers? \n" ); document.write( "

Algebra.Com's Answer #707469 by ikleyn(52794) $\"\"$ $\"About$

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document.write( "One way to solve it is to reduce to the quadratic equation\r\n" );
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document.write( "x*(x+7) = 638.\r\n" );
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document.write( "The rest is just arithmetic, and I sincerely hope you can complete it on your own.\r\n" );
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document.write( "Another way is to take the square root of 638:  = 25.26  and then to check numbers in vicinity of 25.\r\n" );
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document.write( "By doing in this way, I found 22 and 29 in 10 seconds  22*29 = 638.\r\n" );
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