Question

Giải phương trình sau:

\(\left(x-5\right)^2+3\left(x-5\right)=0\)

Answer 1

`(x-5)^2 +3(x-5)=0`

`<=>(x-5)(x-5+3)=0`

`<=>(x-5)(x-2)=0`

\(< =>\left[{}\begin{matrix}x-5=0\\x-2=0\end{matrix}\right.\\ < =>\left[{}\begin{matrix}x=5\\x=2\end{matrix}\right.\)