Datrys ar gyfer y
y=-x\left(x-6\right)
Datrys ar gyfer x (complex solution)
x=-\sqrt{9-y}+3
x=\sqrt{9-y}+3
Datrys ar gyfer x
x=-\sqrt{9-y}+3
x=\sqrt{9-y}+3\text{, }y\leq 9
Graff
Rhannu
Copïo i clipfwrdd
y=9-\left(x^{2}-6x+9\right)
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-3\right)^{2}.
y=9-x^{2}+6x-9
I ddod o hyd i wrthwyneb x^{2}-6x+9, dewch o hyd i wrthwyneb pob term.
y=-x^{2}+6x
Tynnu 9 o 9 i gael 0.
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