Maths-
General
Easy

Question

If A comma blank B and C are three sets such that A intersection B equals A intersection Cand A union B equals A union C, then

  1. A equals C  
  2. B equals C  
  3. A intersection B equals ϕ  
  4. A equals B  

The correct answer is: B equals C


    Given, A intersection B equals A intersection C and A union B equals A union C
    rightwards double arrow blank B equals C

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