SOLUTION: Let A = {2, 3, 6, 7} and B = {7, 3, -2, -8} FIND. i. A∪B ii. B∩A iii. n(A) + n(B) iv. n(A∪B)

Algebra ->  Probability-and-statistics -> SOLUTION: Let A = {2, 3, 6, 7} and B = {7, 3, -2, -8} FIND. i. A∪B ii. B∩A iii. n(A) + n(B) iv. n(A∪B)      Log On


   

Question 869258: Let A = {2, 3, 6, 7} and B = {7, 3, -2, -8} FIND.
i. A∪B
ii. B∩A
iii. n(A) + n(B)
iv. n(A∪B)
Answer by Fombitz(32388) About Me  (Show Source):
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i. A∪B={-8,-2,2,3,6,7}
ii. B∩A={3,7}
iii. n(A) + n(B)=4+4=8
iv. n(A∪B)=6