Question

Determina toate submultimile urmatoarelor multimi: A={1,2,3}, B {a,b,c,d}, C {x,y,z,u,m}

Answer 1

S = (A= {1,2} , {1,3} , {2,1} , {2,3} , {3,1} . {3,2}

B= {a,b} , {a,c} , {a,d} , {b.c} , {b,d} , {b,a} , {c,a} , {c,b} , {c,d} , {d,a} ,{d,b} ,{d,c}

C =   {x,y} , {x,z} , {x,u} , {x.m} , {y,x} , {y,z} , {y,u} , {y,m} , {z,x} , {z,y} ,{z,u} ,{z,m} ,{m,x} , {m,y} , {m,z} , {m,u})

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Succes!