Question

A={-2,1,3,8}
B={1,8,9,10}
C=N
Calculati A reunit B A intersectat B ,B intersectat C

Answer 1

A reunit b = { -2,1,3,8,9,10}
A intersectat b ={1,8}
B intersectat c=B={1,8,9,10}