Whakaoti mō a
\left\{\begin{matrix}a=-\frac{x^{3}+bx+c-2}{x^{2}}\text{, }&x\neq 0\\a\in \mathrm{R}\text{, }&x=0\text{ and }c=2\end{matrix}\right.
Whakaoti mō b
\left\{\begin{matrix}b=-\frac{x^{3}+ax^{2}+c-2}{x}\text{, }&x\neq 0\\b\in \mathrm{R}\text{, }&x=0\text{ and }c=2\end{matrix}\right.
Graph
Tohaina
Kua tāruatia ki te papatopenga
ax^{2}+bx+c=2-x^{3}
Tangohia te x^{3} mai i ngā taha e rua.
ax^{2}+c=2-x^{3}-bx
Tangohia te bx mai i ngā taha e rua.
ax^{2}=2-x^{3}-bx-c
Tangohia te c mai i ngā taha e rua.
x^{2}a=2-c-bx-x^{3}
He hanga arowhānui tō te whārite.
\frac{x^{2}a}{x^{2}}=\frac{2-c-bx-x^{3}}{x^{2}}
Whakawehea ngā taha e rua ki te x^{2}.
a=\frac{2-c-bx-x^{3}}{x^{2}}
Mā te whakawehe ki te x^{2} ka wetekia te whakareanga ki te x^{2}.
ax^{2}+bx+c=2-x^{3}
Tangohia te x^{3} mai i ngā taha e rua.
bx+c=2-x^{3}-ax^{2}
Tangohia te ax^{2} mai i ngā taha e rua.
bx=2-x^{3}-ax^{2}-c
Tangohia te c mai i ngā taha e rua.
bx=-x^{3}-ax^{2}-c+2
Whakaraupapatia anō ngā kīanga tau.
xb=2-c-ax^{2}-x^{3}
He hanga arowhānui tō te whārite.
\frac{xb}{x}=\frac{2-c-ax^{2}-x^{3}}{x}
Whakawehea ngā taha e rua ki te x.
b=\frac{2-c-ax^{2}-x^{3}}{x}
Mā te whakawehe ki te x ka wetekia te whakareanga ki te x.
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