QUESTION  #01 : 

SOLUTION : 
     
 Formulae :- 

 A+B+C = AB  BC reverse of {(AB)+(AC)-(C)}

EXPLANATION : 

--> 3+5+6 = 151872
       3×5 =15
       3×6 =18
       reverse of {(3×5)+(3×6)-6}
      => reverse of {27}
      => 72
 So finally  151872

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 so 
    9+4+7 =
     9×4=36
     9×7=63
        reverse of {(9×4)+(9×7)-7}
   => reverse of {92}
   => 29
=》

                 
                    9+4+7= 36 63 29
               ------------#--------------

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