
Contains an object or objects that are clearly identified.
Set

Objects in a set.
Elements or Members

The set of everything that does not belong to the set.
Complement

True or False:
{the days of the week} = {January, March, April}
False

{The first five letters of the alphabet} = {a, b, c, d, e}
True

Find the intersection of the following sets.
{Ben, Jan, Dan, Tom} intersect {Dan, Mike, Kate, Jan}
{Jan, Dan}

Find the intersection of the following sets.
{orange, kiwi, coconut, pineapple} intersect {pear, apple, orange}
{orange}

Find the union of the following sets.
{raisins, prunes, apricots} union {peanuts, almonds, coconut}
{raisins, prunes, apricots, peanuts, almonds, coconuts}

Find the union of the following sets.
{5, 10, 15, 20, 25} union {10, 20, 30, 40}
{5, 10, 15, 20, 25, 30, 40}

