AIR MATH

Math Question

Which of these relations are functions? Select all that apply. \begin{tabular}{|c|c|c|c|} \hline\( x \) & \( y \) & \( y \) & \( y \) \\ \hline\( -14 \) & 2 & 9 & 8 \\ \hline 11 & 6 & \( -7 \) & 12 \\ \hline 16 & 2 & 9 & \( -11 \) \\ \hline 17 & \( -2 \) & 0 & 11 \\ \hline 20 & 6 & 7 & 8 \\ \hline 0 & \( -15 \) & 1 & 5 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline\( x \) & \( y \) \\ \hline 3 & 13 \\ \hline 16 & 1 \\ \hline 14 & 3 \\ \hline\( -5 \) & 14 \\ \hline 2 & 20 \\ \hline\( -7 \) & 2 \\ \hline \end{tabular} \begin{tabular}{|c|c|} \hline\( x \) & \( y \) \\ \hline 9 & 9 \\ \hline 3 & \( -17 \) \\ \hline\( -5 \) & 1 \\ \hline 17 & 5 \\ \hline\( -19 \) & 10 \\ \hline 1 & 13 \\ \hline \end{tabular}

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