Question

Tìm x:

3x(x - 16) - (x - 16) = 0

Answer 1

\(\left\{{}\begin{matrix}x-16=0\\3x-1=0\end{matrix}\right.\Leftrightarrow\left\{{}\begin{matrix}x=16\\x=\dfrac{1}{3}\end{matrix}\right.\)

Answer 2

\(\Leftrightarrow\left(x-16\right)\left(3x-1\right)=0\)

\(\Leftrightarrow\left[{}\begin{matrix}x-16=0\\3x-1=0\end{matrix}\right.\Leftrightarrow\left[{}\begin{matrix}x=16\\x=\dfrac{1}{3}\end{matrix}\right.\)

Answer 3

=>x-16=0 hoặc 3x-1=0

    x     = 16         x   = ⅓