Question

Ex 6 va rog mult dau coroana ​

Answer 1

Răspuns:

A U B={m,n,p,q,r}

A={m,p,r}

B={n,p,q}

A U intors B={n,r}

A={m,r,q,p}

B={n,m,q,p}

A-B={r}

A={m,q,r,n,p}

B=