解 a (復數求解)
\left\{\begin{matrix}a=-\frac{3p+2mp-x_{6}}{mx}\text{, }&x\neq 0\text{ and }x_{6}\neq 3p\text{ and }m\neq 0\\a\in \mathrm{C}\text{, }&x_{6}=p\left(2m+3\right)\text{ and }x=0\text{ and }p\neq 0\\a\neq -\frac{2p}{x}\text{, }&\left(x\neq 0\text{ or }p\neq 0\right)\text{ and }m=0\text{ and }x_{6}=3p\end{matrix}\right.
解 a
\left\{\begin{matrix}a=-\frac{3p+2mp-x_{6}}{mx}\text{, }&x\neq 0\text{ and }x_{6}\neq 3p\text{ and }m\neq 0\\a\in \mathrm{R}\text{, }&x_{6}=p\left(2m+3\right)\text{ and }x=0\text{ and }p\neq 0\\a\neq -\frac{2p}{x}\text{, }&\left(x\neq 0\text{ or }p\neq 0\right)\text{ and }m=0\text{ and }x_{6}=3p\end{matrix}\right.
解 m
m=-\frac{3p-x_{6}}{ax+2p}
p\neq -\frac{ax}{2}
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