Answer:
Explanation:
The set notation for the given set of numbers 1, 3, 7, 15, and 31 can be written as follows:
{1, 3, 7, 15, 31}
In set notation, we use curly braces { } to enclose the elements of the set, and separate each element with a comma. So, the above expression represents a set with five elements, which are the given numbers.