Question

Scrie submultimile multimii A={1,2,3,4,5} care au suma elementelor cel mult 5.

Answer 1

A=(2,3);A=(1,4);A=(5)

Answer 2

 ∅, {1}, {2}, {3}, {4}, {5}, {1, 2}, {1, 3}, {1, 4}, {2, 3}