Which of the given numbers is the product of all the solutions of the following exponential equations?
\begin{align*} 3^x+3^{x+2}&=30\\ 3^{x+1}+3^{x-1}&=\frac{10}9 \end{align*}
Which of the given numbers is the product of all the solutions of the following exponential equations?
\begin{align*} 3^{x+1}-3^{x}-3^{x-1}&=15\\ 3^{x+2}-3^{x}&=72 \end{align*}