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desmos$\newline$Unit A$1$.$8$, Lesson $4$: Form Up$\newline$Name $\qquad$ Anina.$\newline$Activity $1$: Spotting Similarities$\newline$Here are three groups of expressions.$\newline$\begin{tabular}{|c|c|c|}$\newline$\hline Group $1$ & Group $2$ & Group $3$ \\$\newline$\hline $4 x^{2}-25$ & $8 x^{2}+32 x+24$ & $x^{2}-6 x-27$ \\$\newline$$x^{2}-36$ & $4 x^{2}-8 x-32$ & $x^{2}+2 x-80$ \\$\newline$$x^{2}-100$ & $10 x^{2}+20 x+10$ & $x^{2}-13 x+30$ \\$\newline$$4 x^{2}-25$$0$ & $4 x^{2}-25$$1$ & $4 x^{2}-25$$2$ \\$\newline$\hline$\newline$\end{tabular}$\newline$$1$. Explain how the expressions in each group are alike.$\newline$Group $1$:$\newline$Group $2$:$\newline$Group $3$: