( 10 - x )2 = 0
( 10 - x )2 = 02
=> 10 - x = 0
=> x = 10 ( tm )
Vậy x = 10
\(\left(10-x\right)^2=0\)
\(\Rightarrow10-x=0\)
\(\Rightarrow x=10-0=10\)
\(\left(10-x\right)^2=0\)
\(\Rightarrow\left(10-x\right)^2=0^2\)
\(\Rightarrow10-x=0\)
\(\Rightarrow x=10-0\)
\(\Rightarrow x=10\)