Respuesta :

VirαtKσhli

Answer:

309

Step-by-step explanation:

We have ,

  • n(A) = 16
  • n(B) = 19

We know that the number of elements in Cartesian product of two sets is ,

  • n(AB) = n(A) * n(B)
  • n(AB) = 16 * 19
  • n(AB) = 309

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