2. Sets
Basic Set Concepts and Notation
2. Sets
Basic Set Concepts and Notation: 동영상 및 연습문제
0
개념
Basic Set Concepts
영상 길이:
4m워크시트로 더 똑똑하게 공부하세요.
각 영상을 인쇄 가능한 워크시트로 따라 하세요
0
문제
Determine whether each set is well defined.
The set of all even integers
A
Yes, well defined
B
No, not well defined
C
Not enough information to determine
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문제
Determine whether each set is well defined.
The set of all large cities in the world
A
Yes, well defined
B
No, not well defined
C
Not enough information to determine
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개념
Roster Method
영상 길이:
4m0
문제
Fill in the blank with ∈ or ∉ to make the statement true.
15 ____ {3,6,9,12,…}
A
15 ∈ {3,6,9,12,…}
B
15 ∉ {3,6,9,12,…}
C
Neither of the above
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문제
Fill in the blank with ∈ or ∉ to make the statement true.
D ____ {A,C,E,G,…}
A
D ∈ {A,C,E,G,…}
B
D ∉ {A,C,E,G,…}
C
Neither of the above.
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예시
Roster Method Example 1
영상 길이:
1m0
문제
Given the description of a set, write it using the Roster Method.
“The set of letters that can be vowels in the English alphabet.”
A
B
C
D
0
문제
Given the description of a set, write it using the Roster Method.
“The set of prime numbers less than 15.”
A
B
C
D
0
문제
Determine if each statement is true or false.
A
True
B
False
C
Cannot be determined
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문제
Determine if each statement is true or false.
The set of all even numbers is
A
True
B
False
C
Cannot be determined
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예시
Roster Method Example 2
영상 길이:
3m
