\pi ( 3 x ) ^ { 2 } = d x
Whakaoti mō d (complex solution)
\left\{\begin{matrix}\\d=9\pi x\text{, }&\text{unconditionally}\\d\in \mathrm{C}\text{, }&x=0\end{matrix}\right.
Whakaoti mō d
\left\{\begin{matrix}\\d=9\pi x\text{, }&\text{unconditionally}\\d\in \mathrm{R}\text{, }&x=0\end{matrix}\right.
Whakaoti mō x
x=\frac{d}{9\pi }
x=0
Graph
Tohaina
Kua tāruatia ki te papatopenga
\pi \times 3^{2}x^{2}=dx
Whakarohaina te \left(3x\right)^{2}.
\pi \times 9x^{2}=dx
Tātaihia te 3 mā te pū o 2, kia riro ko 9.
dx=\pi \times 9x^{2}
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
xd=9\pi x^{2}
He hanga arowhānui tō te whārite.
\frac{xd}{x}=\frac{9\pi x^{2}}{x}
Whakawehea ngā taha e rua ki te x.
d=\frac{9\pi x^{2}}{x}
Mā te whakawehe ki te x ka wetekia te whakareanga ki te x.
d=9\pi x
Whakawehe 9\pi x^{2} ki te x.
\pi \times 3^{2}x^{2}=dx
Whakarohaina te \left(3x\right)^{2}.
\pi \times 9x^{2}=dx
Tātaihia te 3 mā te pū o 2, kia riro ko 9.
dx=\pi \times 9x^{2}
Whakawhitihia ngā taha kia puta ki te taha mauī ngā kīanga tau taurangi katoa.
xd=9\pi x^{2}
He hanga arowhānui tō te whārite.
\frac{xd}{x}=\frac{9\pi x^{2}}{x}
Whakawehea ngā taha e rua ki te x.
d=\frac{9\pi x^{2}}{x}
Mā te whakawehe ki te x ka wetekia te whakareanga ki te x.
d=9\pi x
Whakawehe 9\pi x^{2} ki te x.
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