2. Which of the following is a well-defined set?
A. The set of fun games.
B. The set of wonderful books.
C. The set of pretty girls in school.
D. The set of months in a year whose name starts with letter J.
3. How will you write the given set using the roster/listing method? M = {x\x is a consonant in the word “math”}
A. D, M = M = { m, a, t}
B. M = {m, t, h}
C. M = {m, a, t, h}
D. M = {a}
4. How will you write the given set using the roster/listing method? Z = {x\xis a multiple of 5 less than 30 }
A. Z = {1, 2, 3, 4, 5}
B. Z = {5, 10, 15, 20, 25 }
C. Z= {10, 20, 30 }
D. Z = {5, 30 }
5. The following are subsets of B = {1, 2} except
A. {1,2}
B. { }
C. {0}
D. {2}
6. If K = { dog, cat, pig, rat }, how many subsets of set K could there be?
A. 16
B. 8
C. 4
D. 32
7. In X = {p, o, t} and Y = {m, o, p}, what is Xn Y?
A. {p, ot, m}
B. {p,o}
C. {o, t}
D. { }
8. If set 0 = {1,3,5,7 } and set E = {2,4,6}, what is ( – E?
A. {2,4,6}
B. {1,3,5,7}
C. {1,2,3,4,5,6,7}
D. { }
Answer:
2.D
3.C
4.B
5.C
6.C
7.B
8.?
Step-by-step explanation:
Correct me if I’m wrong.
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