Răspuns :
[tex]10 \sqrt{3} - 8 \sqrt{3} - 6 \sqrt{3} + 3 \sqrt{3} - 12 \sqrt{3} [/tex]
=-13rad(3)=-rad(507).
Sper ca te am ajutat!:)
[tex] \sqrt{300} - \sqrt{192} - \sqrt{108} + \sqrt{27} - \sqrt{432} = \\ \\ 10 \sqrt{3} - 8 \sqrt{3} - 6 \sqrt{3} + 3 \sqrt{3} - 12 \sqrt{3} = \\ \\ (10 - 8 - 6 + 3 - 12) \sqrt{3} = \\ \\ - 13 \sqrt{3} [/tex]