Question

Se considera multimea D={x aparține Z| x divide pe 24}. A) enumerați elementele mulțimi D. B) determinați card D. C) Efectuati D intersectat Z.

Answer 1

D = {-1,-2,-3,-4, -6,-8,-12,-24,1,2,3,4,6,8,12,24}

Card D= 16

D n Z= {-1,-2,-3,-4, -6,-8,-12,-24,1,2,3,4,6,8,12,24}