$\sqrt[3]{2x-1}=x\sqrt[3]{16}-\sqrt[3]{2x+1}$

T

tuonghuy333_2010

2/.
[TEX]\\ \\ \sqrt{17-x^2}=(3-\sqrt{x})^2 \\ \\ \Leftrightarrow f(x)=g(x),x\geq0 \\ \\ \Rightarrow f'(x),g'(x)>0 \\ \\ 1n_oduy1:f(1)=g(1) \\ \\ KL: x=1[/TEX]
 
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