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F. Write the roster notation of the following sets and determine the cardinality of each set.
1. D is the set of days of the week
2. F is the set of female presidents of the Philippines
3. A = {xe W: x is odd number, x<100}
4.All the prime numbers less than 50

Sagot :

Answer:

1.D= {sunday, monday, tuesday, wednesday, thursday, friday, saturday} .

3.50.

4.2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47.