Question

A={6,7,8,9}; B = {9, 10, 11, 12} then find
AUB, AnB​

Answer 1

Step-by-step explanation:

union of sets means we have to combine all the terms that are present in the two sets

intersection means we have to write all those terms which are present in both the sets

so the answer of the question that you have asked is given above image

I hope that it will help you

Answer 2

Answer:

AuB ={6,7,8,9,10,11,12}

AnB = {9}