Question

Scrieti multimea cifrelor din care sunt formate numerele:

43257 , 524123 , 17230415 , 425730

Answer 1

M={0,1,2,3,4.5,7}     :)
M1={2,3,4,5,7}
M2={1,2,3,4,5}
M3={0,1,2,3,4,5,7}
M4={0,2,3,4,5,7}