Datrys ar gyfer y
y=\left(x+2\right)^{3}+4
Datrys ar gyfer x (complex solution)
x=\sqrt[3]{y-4}-2
x=-\left(e^{\frac{\pi i}{3}}\sqrt[3]{y-4}+2\right)
x=e^{\frac{2\pi i}{3}}\sqrt[3]{y-4}-2
Datrys ar gyfer x
x=\sqrt[3]{y-4}-2
Graff
Rhannu
Copïo i clipfwrdd
y=x^{3}+6x^{2}+12x+8+4
Defnyddio'r theorem binomaidd \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} i ehangu'r \left(x+2\right)^{3}.
y=x^{3}+6x^{2}+12x+12
Adio 8 a 4 i gael 12.
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