If A = {1,2,3,4,6} B= {2,4,5,7} then B-A =?
- {2,3,4}
- {4,5,7}
- {2,6,4}
- none
Explanation
If A = {1,2,3,4,6} B= {2,4,5,7} then B-A =?
{2,4,5,7} - {1,2,3,4,6}
B - A means B contains the element which is not present in A.
{3,5,7}
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