(x-5)(x-6)=0 tìm x nha

Bạn tham khảo:
$( x - 5 ) ( x - 6 ) = 0 $
⇔ \(\left[ \begin{array}{l}x-5=0\\x-6=0\end{array} \right.\) 
⇔ \(\left[ \begin{array}{l}x=5\\x=6\end{array} \right.\)