0 votes 0 votes Show that if $A, B, C,$ and $D$ are sets with $ \mid A \mid = \mid B\mid $ and $\mid C\mid =\mid D\mid ,$ then $\mid A \times C \mid = \mid B \times D\mid .$ Set Theory & Algebra kenneth-rosen discrete-mathematics set-theory&algebra descriptive + – admin asked Apr 21, 2020 admin 196 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.