Let \( A=\{3,5\} \) and \( B=\{7,11\} \).
Let \( \mathrm{R}=\{(a, b): a \in \mathrm{A}, b \in \m... VIDEO
Let \( A=\{3,5\} \) and \( B=\{7,11\} \).
Let \( \mathrm{R}=\{(a, b): a \in \mathrm{A}, b \in \mathrm{B}, a-b \) is odd \( \} \).
Show that \( \mathrm{R} \) is an empty relation from \( \mathrm{A} \) into \( \mathrm{B} \).
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