Math, asked by rinasavani82, 2 months ago

n(A)=20, n(B)=30, n(U)=80, n(A intersection B)=10, n(A' union B')=?​

Answers

Answered by AllenGPhilip
0

Answer:

Step-by-step explanation:

N(A)=20  N(B)=30  N(U)=80  N(AnB)=10  N(A'UB')=?

N(A'UB')=N(AnB)' =  1-N(AnB)    [ACCORDING TO DEMORGANS LAW

                                                          A'UB'=(AnB)'    

                                                      1-(AnB)=(AnB)]

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