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Definitions and Notations
A. Describe the following sets using two methods:
1. The set of factors of 24.
2. The set of letters in the word "Avatar"
3. The set of prime numbers less than 30.
4. The set of counting numbers between -3 and 5.
5. The set of divisors of 36 greater than -5 but less than or equal to 18.

Sagot :

Rider21viz
Let S be Sets
1. S = {1,2,3,4,6,8,12,24}
2. S = {a,v,t,r}
3. S = {1,3,5,7,11,17,19,23}
4. S = {1,2,3,4}
5. S = {-4,-3,-2,-1,1,2,3,4,6,9,12,18}