Set Theory & Functions
Solutions
Discrete Mathematics I
(Western Governors
University)
, Answers
1)
a. {5, 10}
b. {1, 2, 3, 4, 5, 7, 9, 11}
c. {1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 22, 24, 25}
d. {13, 15, 23, 25} ∪ {even integers besides 12, 14, 16, 22, 24}
e. {5, 10,16, 25}
f. {2, 4, 5, 6, 8, 10, 12, 14, 15, 16, 22, 24, 25}
g. {(13, 1) , (13, 4) , (13, 9) , (23, 1) , (23, 4) , (23, 9)}
2) See images
a. 𝑈 ∖ 𝐵
Solutions
Discrete Mathematics I
(Western Governors
University)
, Answers
1)
a. {5, 10}
b. {1, 2, 3, 4, 5, 7, 9, 11}
c. {1, 4, 6, 8, 9, 10, 12, 14, 15, 16, 22, 24, 25}
d. {13, 15, 23, 25} ∪ {even integers besides 12, 14, 16, 22, 24}
e. {5, 10,16, 25}
f. {2, 4, 5, 6, 8, 10, 12, 14, 15, 16, 22, 24, 25}
g. {(13, 1) , (13, 4) , (13, 9) , (23, 1) , (23, 4) , (23, 9)}
2) See images
a. 𝑈 ∖ 𝐵