Question

A (0,2)

B ( -9,0)

wyznacz :

AvB

A^B

A/B

B/A

Answer 1

A = { 0, 2}  ,  B = { -9, 0 }

 

A u B = {-9,0,2 }

A n B = { 0 }

A \ B = { 2 }

B \ A = { - 9 }

=================