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malblaq
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câu 1:[TEX]\sqrt[]{x+3-4\sqrt[]{x-1}}+\sqrt[]{x+8-6\sqrt[]{x-1}}=1[/TEX]
câu 2:[TEX]\sqrt[]{x+2\sqrt[]{x-1}}+\sqrt[]{x-2\sqrt[]{x-1}}=\frac{x+3}{2}[/TEX]
câu 3:[TEX]x+\sqrt[]{4-x^2}=2+3x\sqrt[]{4-x^2}[/tex]
câu 4:[TEX]\sqrt[]{2x-1}+x^2-3x+1=0[/tex]
câu 2:[TEX]\sqrt[]{x+2\sqrt[]{x-1}}+\sqrt[]{x-2\sqrt[]{x-1}}=\frac{x+3}{2}[/TEX]
câu 3:[TEX]x+\sqrt[]{4-x^2}=2+3x\sqrt[]{4-x^2}[/tex]
câu 4:[TEX]\sqrt[]{2x-1}+x^2-3x+1=0[/tex]