human
Substitute positive integer values into formulae involving powers or roots The equation \( f=3 r^{2}+3 \) is used to find values in the table below. What is the value covered by the star? \begin{tabular}{|c|c|c|c|c|}
\hline\( r \) & \( 1 \) & \( 2 \) & \( 3 \) & \( 4 \) \\
\hline\( f \) & \( 6 \) & \( 15 \) & \( \color{gold}\bigstar \) & \\
\hline
\end{tabular} \( 24 \)
gpt
Thinks you can find missing values in a given table by treating the row as linear and adding on the difference between the first two values given.