[tex]3 \sqrt{0} + 3 + 3 \sqrt{2} + 3 \sqrt{3} + 3 \sqrt{4} [/tex]
[tex] = 3 \times 0 + 3 + 3 \sqrt{2} + 3 \sqrt{3} + 3 \times 2[/tex]
[tex] = 0 + 3 + 3 \sqrt{2} + 3 \sqrt{3} + 6[/tex]
[tex] = 9 + 3 \sqrt{2} + 3 \sqrt{3} [/tex]
[tex] = 3(3 + \sqrt{2} + \sqrt{3} )[/tex]
