Union and Intersection of Sets

Intersection

Set

Union

Group

A group or collection of elements

Objects in a circle

Cat, dog, rabbit, turtle, hamster.

Fruits

A set

Union

An inverse U

Intersection

{pentagon, diamond, trapezoid}

{orange, blue, purple}

{rectangle, square, triangle, star}

{white, green, turquoise, red}

A U B={Martín, Danna}

A U B= {Martín, Danna, Laura, Tomás, Jhon}

A U B={Laura, Tomás, Jhon}

A U B={Laura, Danna, Tomás}

Intersection

A Venn Diagram

Union

Two sets

C ∩ D= {pear, apple, mango}

C ∩ D= {orange, banana}

C ∩ D= {grapes, plum, peach, lemon}

C ∩ D= {mango, grapes, apple, plum}

K ∪ T = {spoon, spatula, whisk}

K ∪ T = {fork, knife}

K ∪ T = {spoon, spatula, whisk, fork, knife, plate, tablecoth, cup, napkin}

K ∪ T = {couch, television}