Union
$$A \cup B =$$
{ aries, blue, cancer, capricorn, green, indigo, libra, orange, red, violet, yellow }
Symmetric Difference
$$A \ominus B =$$
{ aries, blue, cancer, capricorn, green, indigo, libra, orange, red, violet, yellow }
Difference
$$A - B =$$
{ blue, green, indigo, orange, red, violet, yellow }
Cartesian Product
$$A \times B =$$
{ (blue, aries),
(blue, cancer),
(blue, capricorn),
(blue, libra),
(green, aries),
(green, cancer),
(green, capricorn),
(green, libra),
(indigo, aries),
(indigo, cancer),
(indigo, capricorn),
(indigo, libra),
(orange, aries),
(orange, cancer),
(orange, capricorn),
(orange, libra),
(red, aries),
(red, cancer),
(red, capricorn),
(red, libra),
(violet, aries),
(violet, cancer),
(violet, capricorn),
(violet, libra),
(yellow, aries),
(yellow, cancer),
(yellow, capricorn),
(yellow, libra) }
Color