Question

Determine whether each of the following pairs of sets are equal.

a) {1, 3, 5, 7} and {3, 1, 7, 5}

b) {{1}} and {1, {1}

Answer 1

a: is equal, it contains the same number of letters and the number are the same even though they are not arranged the same.

b: is not equal, they are two different sets.

Explanation: