Datrys ar gyfer x
x=\left(y-7\right)^{2}+2
Datrys ar gyfer y (complex solution)
y=-\sqrt{x-2}+7
y=\sqrt{x-2}+7
Datrys ar gyfer y
y=-\sqrt{x-2}+7
y=\sqrt{x-2}+7\text{, }x\geq 2
Graff
Rhannu
Copïo i clipfwrdd
x=2+y^{2}-14y+49
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(y-7\right)^{2}.
x=51+y^{2}-14y
Adio 2 a 49 i gael 51.
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