Question

Jika A = {a,e} dan B = {2,4,6,8}, Tentukan : a. A x B
b. B x A
c. n(A x B)
d. n(B x A)
Tolong ya besok dikumpul

Answer 1

A. A x B = {(a,2);(a,4);(a,6);(a,8);(e,2);(e,4);(e,6);(e,8)}
b. B x A = {(2,a);(2,e);(4,a);(4,e);(6,a);(6,e);(8,a);(8,e)}
c. n(A x B) = 2 x 4 = 8
d. n(B xA) = 4 x 2 = 8