Question

Se dau multimele :
A={1,3,4,7,8}
B={2,5,7,9}
Sa se efectueze :
A reuniune B
A intersctie B
A\B
B\A

Cine raspunde corect dau coroana si inima

Answer 1

A reunite B={1,3,4,7,8,2,5,9}
A intersectie B={7}
A\B={1,3,4,8}
B\A={2,5,9}