Question

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

Answer 1

A-B

12345
-4567
______
7778

B-A
4567
-12345
______
-7778

Answer 2

Answer:

Step by step explanation:

Given ,

A={1,2,3,4,5}

B={4,5,6,7}

Then , A-B =

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

A-B ={1,2,3}

Next , B - A =

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

B-A= {6,7}