ai giup minh voi di

B

braga

[TEX](2x-10)^{2008}+\(y-\frac{2}{5}\)^{2008}+ |x+y-z|=0 [/TEX]

[TEX]\text{Ta co:} (2x-10)^{2008} \geq 0 \ ; \ \(y-\frac{2}{5}\)^{2008} \geq 0 \ ; \ |x+y-z|\geq 0[/TEX]

[TEX]\to \{2x-10=0 \\ y-\frac{2}{5}=0 \\ x+y-z=0[/TEX] [TEX]\Leftrightarrow \{2x=10 \\ y=\frac{2}{5} \\ x+y=z[/TEX] [TEX]\Leftrightarrow \{x=5 \\ y=\frac{2}{5} \\ z=\frac{27}{5}[/TEX]
 
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