Maths-
General
Easy

Question

Let A be a set represented by the squares of natural number and x comma y are any two elements of A. Then,

  1. (a) x minus y element of A  
  2. x y element of A  
  3. x plus y element of A  
  4. fraction numerator x over denominator y end fraction element of A  

The correct answer is: x y element of A


    Let x comma y element of A. Then,
    x equals m to the power of 2 end exponent comma y equals n to the power of 2 end exponent for some m comma n element of N
    rightwards double arrow x y equals open parentheses m n close parentheses to the power of 2 end exponent element of A

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