ແກ້ 3ab^2=10a

$$3 a b ^ { 2 } = 10 a$$

ແກ້ສຳລັບ a (complex solution)

$$\left\{\begin{matrix}\\a=0\text{, }&\text{unconditionally}\\a\in \mathrm{C}\text{, }&b=-\frac{\sqrt{30}}{3}\text{ or }b=\frac{\sqrt{30}}{3}\end{matrix}\right,$$

ຂັ້ນຕອນສຳລັບການແກ້ສົມຜົນເສັ້ນຊື່

ລົບ 10a ອອກຈາກທັງສອງຂ້າງ.

$$3ab^{2}-10a=0$$

ຮວມທຸກຄຳສັບທີ່ມີ a.

$$\left(3b^{2}-10\right)a=0$$

ຫານ 0 ດ້ວຍ 3b^{2}-10.

$$a=0$$

ແກ້ສຳລັບ a

$$\left\{\begin{matrix}\\a=0\text{, }&\text{unconditionally}\\a\in \mathrm{R}\text{, }&|b|=\frac{\sqrt{30}}{3}\end{matrix}\right,$$

ຂັ້ນຕອນສຳລັບການແກ້ສົມຜົນເສັ້ນຊື່

ລົບ 10a ອອກຈາກທັງສອງຂ້າງ.

$$3ab^{2}-10a=0$$

ຮວມທຸກຄຳສັບທີ່ມີ a.

$$\left(3b^{2}-10\right)a=0$$

ຫານ 0 ດ້ວຍ 3b^{2}-10.

$$a=0$$

ແກ້ສຳລັບ b (complex solution)

$$\left\{\begin{matrix}\\b=-\frac{\sqrt{30}}{3}\text{; }b=\frac{\sqrt{30}}{3}\text{, }&\text{unconditionally}\\b\in \mathrm{C}\text{, }&a=0\end{matrix}\right,$$

ແກ້ສຳລັບ b

$$\left\{\begin{matrix}\\b=\frac{\sqrt{30}}{3}\text{; }b=-\frac{\sqrt{30}}{3}\text{, }&\text{unconditionally}\\b\in \mathrm{R}\text{, }&a=0\end{matrix}\right,$$