Cari nilai x (complex solution)
\left\{\begin{matrix}\\x=-1\text{, }&\text{unconditionally}\\x\in \mathrm{C}\text{, }&x_{12}=0\end{matrix}\right,
Cari nilai x
\left\{\begin{matrix}\\x=-1\text{, }&\text{unconditionally}\\x\in \mathrm{R}\text{, }&x_{12}=0\end{matrix}\right,
Cari nilai x_12 (complex solution)
\left\{\begin{matrix}\\x_{12}=0\text{, }&\text{unconditionally}\\x_{12}\in \mathrm{C}\text{, }&x=-1\end{matrix}\right,
Cari nilai x_12
\left\{\begin{matrix}\\x_{12}=0\text{, }&\text{unconditionally}\\x_{12}\in \mathrm{R}\text{, }&x=-1\end{matrix}\right,
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x_{12}x=-x_{12}
Tukarkan sisi sehingga semua suku variabel ada di sisi kiri.
\frac{x_{12}x}{x_{12}}=-\frac{x_{12}}{x_{12}}
Bagi kedua sisi dengan x_{12}.
x=-\frac{x_{12}}{x_{12}}
Membagi dengan x_{12} membatalkan perkalian dengan x_{12}.
x=-1
Bagi -x_{12} dengan x_{12}.
x_{12}x=-x_{12}
Tukarkan sisi sehingga semua suku variabel ada di sisi kiri.
\frac{x_{12}x}{x_{12}}=-\frac{x_{12}}{x_{12}}
Bagi kedua sisi dengan x_{12}.
x=-\frac{x_{12}}{x_{12}}
Membagi dengan x_{12} membatalkan perkalian dengan x_{12}.
x=-1
Bagi -x_{12} dengan x_{12}.
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