Question

8. If A = {1, 2, 3, 4,5and B = 4, 5, 6, 7, then A - B =
​

Answer 1

Answer:

A={1, 2,3,4,5} , B={4, 5,6,7}

A-B={1, 2,3,4,5}-{4, 5,6,7}

A-B={1, 2,3}