Introduction to set 2
Authored by Kokming Lee
Mathematics
9th - 12th Grade
Used 1+ times
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11 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
This set {1,2,3} is equal to ___
Select all correct options.
{3,2,1}
{1,2}
{3,1,2}
{2,3,3}
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A={prime number less than 6} is equal to ___
{1,2,3,5}
{2,3,5}
{1,3,5}
{1,2,3}
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
A={rational numbers greater than 12}
B={13, 14, 15, ...}
Choose all correct options.
A is equal to B
A is not equal to B
B is a subset of A
A is a subset of B
4.
FILL IN THE BLANKS QUESTION
1 min • 1 pt
Explain why 2 ∈{2,3,5} is true.
(a)
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
{2} ⊆ { -1, 0, 1, 2}.
Choose all correct options.
The set 2 is a subset of {-1, 0, 1, 2}
{-1, 0, 1, 2} is a subset of {2}.
{2 } is not equal to {-1, 0, 1, 2}
2 is an element of {-1, 0, 1, 2}
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
{3} ∈ {-4, 3, 9}
Choose all correct options.
The above state in false because there should not be bracket for an element.
The above statement is true because 3 is an element of {-4, 3, 9}
The above statement is true because set {3} is a subset of {-4, 3, 9}
The above state in false because instead of ∈, we should have ⊆.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3 ∈ { 10, 20, 30} '
The statement is true.
The statement is false.
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