Question

Find the cardinality of the following sets.
___________________1. Set A is the set of days in a week.
___________________2. Set B is the set of letters in the word “recognition”.
___________________3. Set C is the set of even numbers less than 2.
___________________4. Set D is the set of odd numbers between 3 and 9.
___________________5. Set E is the set of factors of 12.

Answer 1

1. 7

2. 11

3. infinite set

4. 2

5. 6

Answer 2

Answer:

1. 7

2. 11

3. infinite set

4. 2

5. 6