Question

Si: A = {2x / 1 ≤ x < 5; x ∈ Z}; B = {y / 1 ≤ y < 5; y ∈ Z} Hallar: n(A∩B)

Answer 1

Respuesta:

A= 1, 2,3,4

{2, 4, 6, 8}

B = {1, 2, 3, 4, 5}

A∩B={2, 4}