Question

If I needed to write in this format (A U B) how would i write it

Answer 1

n(AUB)=n(A)+n(B)–n(AnB)

n(AUB)=n⁰(A)+n⁰(B)+n(AnB)

Explanation:

This is the formula i have learned. Hope this will help u. U can use them according the question type.