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cartesian product

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  • jump 10 times
  • X x { } = ..................
    { }
  • jump 10 times
  • x = { 1 , 5 , 3 } then x X x =
  • ( 2x , 15 ) = ( 12 , 3y ) then xy =
    30
  • win 10 points
  • win 10 points
  • n( x) = 5 , n( X x Y ) = 30 then n ( Y ) = ..........................
    6
  • ( 2 , 3 ) = ( a,,b ) then a=+ b = ..................
    5
  • x= { 1 , 5 , 7 , 9 } then n ( x ) = .................
    4
  • { 2 , 3 } x { 1 , 4 } =