Answers to the Practice Problems are below in random order.
#1-15
#1-15
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#16-25
\( \begin{array}{|c|c|} \hline \text {No solution} & x=\text{-}9,x=9\\ \hline \hline x=0, x=4 & x=\text{-}8, x=10\\ \hline \hline x=\text{-}3, x=3 & x=\text{-}6,x=2\\ \hline \hline x=\text{-}\sqrt{12},x=\sqrt{12} & x=\text{-}2,x=2\\ \hline \hline x=\text{-}\sqrt{7}, x=\sqrt{7} & x=\text{-}7+\frac{3}{\sqrt{2}},x=\text{-}7-\frac{3}{\sqrt{2}}
\\ \hline \end{array} \)
#26-35
\( \text{-}2 \pm \sqrt{5}\\ 2 \pm \sqrt{8}\\ \text{-}2 \pm \sqrt{10}\\ \text{-}2 \pm \sqrt{15}\\ 4 \pm \sqrt{7}\\ 4 \pm \sqrt{11}\\ 4 \pm \sqrt{37}\\ \text{-}5 \pm \sqrt{13}\\ \text{-}12 \pm \sqrt{2}\\ \text{No Solution} \)
#36-45
\( \begin{array}{|c|c|} \hline x=\frac{\text{-}5-\sqrt{45}}{2},x=\frac{\text{-}5+\sqrt{45}}{2} & \text{No real solution}\\ \hline \hline x=\frac{\text{-}1-\sqrt{5}}{2},x=\frac{\text{-}1+\sqrt{5}}{2} & x=\frac{3}{2}, x=1\\ \hline \hline x=\text{-}2 & x=\frac{2-\sqrt{12}}{2}, x=\frac{2+\sqrt{12}}{2}\\ \hline \hline x=\frac{\text{-}1-\sqrt{17}}{\text{-}4}, x=\frac{\text{-}1+\sqrt{17}}{\text{-}4} & x=\text{-}2 - \sqrt{7}, x=\text{-}2+\sqrt{7}\\ \hline \hline x=1,x=2 & x=\frac{\text{-}1-\sqrt{5}}{\text{-}2}, x=\frac{\text{-}1+\sqrt{5}}{\text{-}2}\\ \hline \end{array} \)
#46-49
\( \begin{array}{|c|c|} \hline \text {No solution} & x=\text{-}9,x=9\\ \hline \hline x=0, x=4 & x=\text{-}8, x=10\\ \hline \hline x=\text{-}3, x=3 & x=\text{-}6,x=2\\ \hline \hline x=\text{-}\sqrt{12},x=\sqrt{12} & x=\text{-}2,x=2\\ \hline \hline x=\text{-}\sqrt{7}, x=\sqrt{7} & x=\text{-}7+\frac{3}{\sqrt{2}},x=\text{-}7-\frac{3}{\sqrt{2}}
\\ \hline \end{array} \)
#26-35
\( \text{-}2 \pm \sqrt{5}\\ 2 \pm \sqrt{8}\\ \text{-}2 \pm \sqrt{10}\\ \text{-}2 \pm \sqrt{15}\\ 4 \pm \sqrt{7}\\ 4 \pm \sqrt{11}\\ 4 \pm \sqrt{37}\\ \text{-}5 \pm \sqrt{13}\\ \text{-}12 \pm \sqrt{2}\\ \text{No Solution} \)
#36-45
\( \begin{array}{|c|c|} \hline x=\frac{\text{-}5-\sqrt{45}}{2},x=\frac{\text{-}5+\sqrt{45}}{2} & \text{No real solution}\\ \hline \hline x=\frac{\text{-}1-\sqrt{5}}{2},x=\frac{\text{-}1+\sqrt{5}}{2} & x=\frac{3}{2}, x=1\\ \hline \hline x=\text{-}2 & x=\frac{2-\sqrt{12}}{2}, x=\frac{2+\sqrt{12}}{2}\\ \hline \hline x=\frac{\text{-}1-\sqrt{17}}{\text{-}4}, x=\frac{\text{-}1+\sqrt{17}}{\text{-}4} & x=\text{-}2 - \sqrt{7}, x=\text{-}2+\sqrt{7}\\ \hline \hline x=1,x=2 & x=\frac{\text{-}1-\sqrt{5}}{\text{-}2}, x=\frac{\text{-}1+\sqrt{5}}{\text{-}2}\\ \hline \end{array} \)
#46-49