Mathematics, 02.09.2021 03:00, josefaarancibia5

Let A = {w, x, y, z} and B = {a, b}. Use the set roster notation to write each of the following sets, and indicate the number of elements that are in each set. a. A x B
b. B x A
c. A x A
d. B x B

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Let A = {w, x, y, z} and B = {a, b}. Use the set roster notation to write each of the following sets...