Over what interval is the function shown in the table decreasing?inequality number Sign\begin{tabular}{|r|r|c|}\hline \multicolumn{1}{|c|}{x¨} & f(x)=3x2 & (x,y) \\\hline−2 & 12 & (−2,12) \\\hline−1 & 3 & (−1,3) \\\hline 0 & 0 & (0,0) \\\hline 1 & 3 & (1,3) \\\hline 2 & 12 & (2,12) \\\hline\end{tabular} Get tutor help
