Question
Thu February 12, 2009 By:

linear equations

Expert Reply
Thu February 12, 2009

we have no whose sum is 9 as  18 , 27, 36 ,45 ,54 ,63 , 72 ,81  

and above condition is satisfied by the no. 18 only as 1+8 = 9  and  18*9 = 162 = 2* 81

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