Question

List all subsets or determine the number of subsets as requested.

Determine the number of subsets of {6, 7, 8}

Answer 1

How many elements do you have in your set?

Count how many numbers are in between { }

The number of subsets is 2 to the power of that number or 2^n

Answer 2

For example, if you had

{1, 2, 3, 4}

There are 4 elements or numbers in our set

How many subsets are there?

2^4 = 16 subsets