T
tuankietzury


[TEX]\sqrt{x-\sqrt{x^2-1}}[/TEX] + [TEX]\sqrt{x+\sqrt{x^2+1}}[/TEX] = [TEX]\sqrt{2(x^3+1)}[/TEX]
[TEX]\sqrt{(3-x)^3}[/TEX] + [TEX]5(x+1)\sqrt{3-x}[/TEX] = [TEX]6\sqrt{x-1}[/TEX]
[TEX]\sqrt{(3-x)^3}[/TEX] + [TEX]5(x+1)\sqrt{3-x}[/TEX] = [TEX]6\sqrt{x-1}[/TEX]
Last edited by a moderator: