Answers to the Practice Problems are below in random order.
\( \begin{array}{|c|c|c|} \hline \ y^{13}z^7 & \dfrac{16b^4}{3a} & 5^2g^{12}h^9 \\ \\ \hline 7^2c^{11}d & y^2 & x^4 \\ \\ \hline \dfrac{4}{q^2r} & \dfrac{1}{y^3} & w^{14} \\ \hline \dfrac{x}{2y^2} & 16m^{19}{n^5} & \dfrac{s^{18}}{3^2} \\ \\ \hline \dfrac{1}{7^2} & \dfrac{4e^3f}{9} & 3^5x^6y^6 \\ \\ \hline \end{array} \)
\( \begin{array}{|c|c|c|} \hline \ y^{13}z^7 & \dfrac{16b^4}{3a} & 5^2g^{12}h^9 \\ \\ \hline 7^2c^{11}d & y^2 & x^4 \\ \\ \hline \dfrac{4}{q^2r} & \dfrac{1}{y^3} & w^{14} \\ \hline \dfrac{x}{2y^2} & 16m^{19}{n^5} & \dfrac{s^{18}}{3^2} \\ \\ \hline \dfrac{1}{7^2} & \dfrac{4e^3f}{9} & 3^5x^6y^6 \\ \\ \hline \end{array} \)