Question

A = {1,2,3,4} , B ={2,3,4,5} then A-B= ​

Answer 1

Answer:

{1}

Step-by-step explanation:

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

B ={2,3,4,5}

then A-B=  {1,2,3,4} - {2,3,4,5}

= { 1}

so A-B={1}

Answer 2

Step-by-step explanation:

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

A-B = {1,3}

B-A={6,7} ans