i need help simplifying these radicals. someone please help!!

First one: [tex]60\sqrt{7}[/tex]
Second one: [tex]160\sqrt{3}[/tex]
[tex]12 \sqrt{175} [/tex]
[tex] \sqrt{175 \times {12}^{2} } [/tex]
[tex] \sqrt{175 \times 144} [/tex]
[tex] \sqrt{25200} [/tex]
//
[tex]16 \sqrt{300} [/tex]
[tex] \sqrt{300 \times {16}^{2} } [/tex]
[tex] \sqrt{300 \times 256} [/tex]
[tex] \sqrt{76800} [/tex]