6. Set C= {red, orange, yellow, green, blue, violet), what is the cardinality of set C? a. 6 b. 5 C. O d. 4 7. Which of the following set is an example of empty set? a. H= {quadrilaterals} c. D= {days of a week starts with A} b. C= {1, 2, 3, 4, 5, 6, 7, 8, ...} d. D= {days of a week ends with y}
8. How do we represent the element of a null set? a. { } b. C. E d. both a and b
9. Which of the following is a finite set? a. { } c. {3, 6, 9, ...) b. {..., -3, -2, -1, 0, 1, 2, 3, ...} b. set of positive numbers
10. Which of the following statement is TRUE? a. Empty set contains an element b. Cardinality of null set is always zero c. Finite set is a null set d. Infinite set has cardinality
8. How do we represent the element of a null set? a. { } b. C. E d. both a and b
9. Which of the following is a finite set? a. { } c. {3, 6, 9, ...) b. {..., -3, -2, -1, 0, 1, 2, 3, ...} b. set of positive numbers
10. Which of the following statement is TRUE? a. Empty set contains an element b. Cardinality of null set is always zero c. Finite set is a null set d. Infinite set has cardinality
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