WorksheetsMaths Survivor
Total questions: 13
Worksheet time: 8mins
How many types of sets did we learn in Chapter 1?
Four
Three
Two
Five
What of the properties are linked to relations?
Reflexive
Coflexive
Symmetric
Transitive
A digraph is the short form of a directed graph.
True
False
Which are the elements of the following digraph?
•{(1,1),(1,2),(1,3),(1,4),(1,5),(2,1),(2,2),(2,3),(2,4),(3,1),(3,2),(3,3),(4,1),(4,2),(5,1)}
•{(1,1),(1,4),(1,5),(2,1),(2,2),(2,3),(2,4),(3,1),(3,2),(3,3),(4,1),(4,2),(5,1)}
•{(1,1),(1,4),(1,5),(2,1),(2,2),(2,3),(2,4),(4,1),(4,2),(5,1)}
•{(1,1),(1,2),(1,3),(1,4),(1,5),(2,1),(2,2),(2,3),(2,4),(3,1),(3,2),(3,3),(4,1),(4,2),(5,1),(5,2)}
There are 8 kucing rumah in a race. How many different orders of finish (first place through eight place) are possible?
40320
420
43200
40302
Symbols {a,b,c,d,e,f,g,h) are going to be used to form a 5-character password with no repeated characters. How many different passwords are possible?
6720
2760
720
1050
A set is called Reflexive if {a,a} E R for every element a E A.
True
False
There are 10 candidates for a job. The search committee will choose four of them, and rank the chosen four from strongest to weakest. How many different outcomes are possible?
5040
10350
3105
2850
R = {(1,1),(2,2),(,3,),(1,2),(2,3),(1,3)}
Is the equation above reflexive, symmetric and/or transitive?
Reflexive - No
Symmetric - Yes
Transitive - Yes
Reflexive - Yes
Symmetric - No
Transitive - Yes
Reflexive - No
Symmetric - Yes
Transitive - No
Reflexive - No
Symmetric - No
Transitive - Yes
The following are types of matrix:
Middle Triangular Matrix
Zero Matrix
Identity Matrix
Square Matrix
What type of matrix is this?
Lower Triangluar Matrix
Zero Matrix
Upper Triangular Matrix
Identity Matrix
Which of the following is the definition of a tautology?
A compound statement that is always FALSE
A compound statement that can be TRUE or FALSE
A compound statement that is always TRUE
A compound statement that contradicts TRUE and FALSE
How would you describe the following set?
A and B are subsets
A is a subset of B
B is a subset of A
A cannot be determined.
