X
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tính đạo hàm
[TEX]1/ y=x\sqrt{3x^2+1} \\ 2/ y=(4x^2-5)^{20} \\ 3/ y=\sqrt{x^2+3} +\frac{2x}{x+1} \\ 4/ y=\frac{x}{\sqrt{x^2+3}} +\frac{1}{x+1}[/TEX]
[TEX]1/ y=x\sqrt{3x^2+1} \\ 2/ y=(4x^2-5)^{20} \\ 3/ y=\sqrt{x^2+3} +\frac{2x}{x+1} \\ 4/ y=\frac{x}{\sqrt{x^2+3}} +\frac{1}{x+1}[/TEX]