Sejam A = {0,1,2,3} e B = {2,4,5}; faça o que se pede ( nos itens c e d mostre os calculos):
a) A x B =
b) B x A =
c) n(A x B)
d) n(B x A)
a) A x B =
b) B x A =
c) n(A x B)
d) n(B x A)
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Sejam A = {0,1,2,3} e B = {2,4,5}; faça o que se pede ( nos itens c e d mostre os calculos):
a) A x B = { (0,2)(0,4),(0,5)(1,2)(1,4),(1,5)(2,2)(2,4),(2,5),(3,2)(3,4),(3,5) }
b) B x A = { (2,0)(2,1),(2,2)(2,3),(4,0),(4,1)(4,2)(4,3),(5,0),(5,1)(5,2)(5,3)}
c) n(A x B) = 2^12
d) n(B x A) = 2^12