PDF chapter test TRY NOW

If \(A\) \(=\) 15,19,5,10,15, \(B\) \(=\) 10,15,19,21,5 and \(C\) \(=\) 10,15,5,15,21, then find the following:
 
(i) \(A - (B \cup C)\) \(=\) i
 
(ii) \(A - B\) \(=\)  i,i
 
(iii) \(A - C\) \(=\) i,i
 
(iv) \((A - B) \cap (A - C)\) \(=\) i