Question

Scrieti submultimi ale multimii {0,2,4,8} cu cel mult doua elemente.Va rog raspundeti cat mai repede?

Answer 1

(0,2),(0,4),(0,8),(2,4),(2,8),(4,8)

Answer 2

facem 2⁴pt ca multimea noastra are 4 elemente
2⁴=16submultimi
S1=Ф
S2={0}
S3={2}
S4={4}
S5={8}
S6={0,2}
S7={0,4}
S8={0,8}