Week # 10 Winter 2000
If you know how to multiply, then you have
chance to solve the WSU Math Department's


 
 

    CAN  YOU  MULTIPLY?
 
 

Using the digits 1, 2, 3, 4, 5, 6, 7, 8, and 9 only once, what are the two numbers which multiply to give the largest product? To clarify, the solution might be 7463 times 98512, which uses the nine digits only once, but it isn't because there is a pair fulfilling the conditions which gives a greater product than those two.

Solution