Question

va rog din suflet sa ma ajutati dau coroana.

Answer 1

1.

a). multimea vida, {1},{2},{1,2};

b).multimea vida, {2}, {3}, {5}, {2,3}, {2,5}, {3,5}, {2,3,5};

c).multimea vida, {a}, {b}, {c}, {d}, {a,b}, {a,c}, {a,d}, {b,c}, {b,d}, {c,d}, {a,b,c}, {a,b,d},{a,c,d},{b,c,d},{a,b,c,d};

2.

a).M={1,2}

b).M={1,2}

M={1,2,3}

M={1,2,3,4}

M={1,2,3,4,5}

3.

a).primul simbol

b).al treilea simbol

c).al doilea simbol