Homework 5.7

x=\sqrt{600}

x=2\sqrt{6}

x=\pm2\sqrt{6}

x=\sqrt{24}

x=\sqrt{-7}

x=\pm\sqrt{-7}

x=\pm\sqrt{7}

x=\pm i\sqrt{7}

x^{2}-10x-30=0

x^{2}+10x-30=0

-x^{2}-10x+30=0

x^{2}-10x+30=0

x^{2}+10x+30=0