Question

please help me with this question​

Answer 1

√50+√128

=13√2(Decimal: 18.384776)

please mark as brainliest to get 10 thanks

Answer 2

Answer:

nU=20

nA=12

nB=4

n(A^B)'=17 ( A intersection B is represented by me as A^B )

n(A^B)=20-17=3

n(A union B)=nA+ nB -n(A^B)=12+4-3=13

n(A-B)=12-3=9

n(B-A)=4-3=1