Question

Tìm x,y biết : (x - 0.2)10 + (y - 3.1)10 = 0

Answer 1

x=0,2

y=3,1

Answer 2

( x - 0,2 )10 + ( y - 3 . 1)10 = 0
\(\Rightarrow\hept{\begin{cases}\left(x-0,2\right)10=0\\\left(y-3.1\right)10=0\end{cases}\Rightarrow\hept{\begin{cases}x-0,2=0\\y-3=0\end{cases}}}\)\(\Rightarrow\hept{\begin{cases}x=0,2\\y=3\end{cases}}\)