- 1. It is represented by letter X or Y
A) Range
B) Domain
C) Variable
- 2. Well defined collection of objects
A) Set
B) Subset
C) Notation
- 3. Able to express complex thought with relative case
A) Precise
B) Concise
C) Powerful
- 4. You able to say things briefly
A) Powerful
B) Concise
C) Precise
- 5. Is able to make every fined distinction or definition
A) Powerful
B) Precise
C) Concise
- 6. What is the primary purpose of language
A) Communicating ideas
B) Communication
C) Replacement of symbols
- 7. A symbol we do not know yet
A) VARIABLE
B) LANGUAGE
C) SET
- 8. Set is usually represented by capital letters
A) FALSE
B) TRUE
- 9. Variable is usually represented by capital letters
A) False
B) True
- 10. Which of the following is a set?
A) apple banana cherry
B) (7, 5)
C) {apple, banana, cherry}
- 11. What symbol means "is an element of"?
A) ∪
B) ⊂
C) ∈
- 12. A= {1, 2, 3} B= {2, 3, 4}. What is the UNION
A) {1, 2, 4}
B) {1, 2, {3}, 4, 5}
C) {1, 2, 3, 4}
D) (1, 2, 3, 4)
- 14. A= {a, b, c} B= {b, c, d} What is the INTERSECTION
A) {c, d}
B) {a, b}
C) {b, c}
- 15. What is the complement of set A = {1, 2} in universal set U = {1, 2, 3, 4}?
A) {2, 3, 4}
B) {1, 2}
C) {3, 4}
- 16. Similar element on a given set
A) Disjoint Set
B) Equal set
C) Joined set
- 17. Which two sets are equal?
A) {5, 6} and {6, 5, 7}
B) {5, 6, 7} and {6, 5, 7}
C) {5} and {5, 6}
- 18. If two sets have no common elements, they are:
A) disjoined
B) intersection
C) union
- 19. Which two sets are equivalent but not equal?
A) {a, b} and {1, 2}
B) {cat, dog} and {dog, cat}
C) {1, 2} and {2, 1}
- 20. says that a certain property is true for all elements in a set. “For all”, “For each”, “For every”
A) Universal Statement
B) Existential Statement
C) Conditional Statement
- 21. If 378 is divisible by 18, then 378 is divisible by 6
A) Existential Statement
B) Universal Statement
C) Conditional Statement
- 22. says that there is at least one thing for which the property is true.
A) Existential Statement
B) Universal Statement
C) Conditional Statement
- 23. is a rule that relates values form a set of value (called the domain) to a second set of values (called the range).
A) Relation
B) Relation as a subset
C) Function
- 24. A function is a relation where each element in the domain is related to only one value in the range by some rule.
A) Function
B) Relation as a subset
C) Relation
- 25. The elements of the domain can be imagine as input to a machine that applies a rule so that each input corresponds to only one output.
A) FALSE
B) TRUE
- 26. x² + y²= 1 is Not a Function
A) TRUE
B) FALSE
- 27. g = {(1,3), (1, 4), (2, 5), (2, 6), (3, 7)} is a Function
A) False
B) True
- 28. If 𝑓 ( 𝑥 ) = 2 𝑥 + 5 f(x)=2x+5, find 𝑓 ( 3 )
A) 11
B) 6
C) 9
- 29. If 𝑔 ( 𝑥 ) = 𝑥² − 4 𝑥 g(x)=x 2 −4x, find 𝑔 ( 2 )
A) 4
B) -4
- 30. If ℎ ( 𝑥 ) = 3 𝑥 − 7 h(x)=3x−7, find ℎ ( − 1 )
A) -10
B) 10
- 31. If 𝑝 ( 𝑥 ) = 5 − 2 𝑥 p(x)=5−2x, find 𝑝 ( 4 )
A) 3
B) -3
- 32. Domain = Output and Range = Input
A) T
B) F
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