Question

calculați {1,2,3,5,8}n{0,2,3,4,6,8,9}

Answer 1

Răspuns: $\bf \red{ \{2, 3, 8\}}$

Explicație pas cu pas:

$\bf \{1,2,3,5,8\}\cap\{0,2,3,4,6,8,9\} =\red{ \{2, 3, 8\}}$