Question

A={1,3,5} B={2,3} find A×B B×A​

Answer 1

Given :

• A = {1,3,5}
• B = {2,3}

Finding A × B :

⟹ {1,3,5} × {2,3}

⟹ {(1,2) (1,3) (3,2) (3,3) (5,2) (5,3)}

Finding B × A :

⟹ {2,3} × {1,3,5}

⟹ {(2,1) (2,3) (2,5) (3,1) (3,3) (3,5)}

More info :

• ∩ - Intersection
• ∪ - Union
• < - less than
• > - greater than