Question

If a =(1 2 3 4 5 then the number subsets a is ​

Answer 1

Answer:

Every choice doubles the number of subsets previously built, so the 4 subsets of {1,2} become 8 when we think of subsets of {1,2,3}. Then 16, and finally 32 subsets for {1,..5}.

Step-by-step explanation:

hopefully this helps!