Datrys ar gyfer x (complex solution)
x=-\sqrt{-y-1}\sqrt{y-3}
x=\sqrt{-y-1}\sqrt{y-3}\text{, }y=1\text{ or }arg(1-y)\geq \pi
Datrys ar gyfer y (complex solution)
y=\sqrt{4-x^{2}}+1
Datrys ar gyfer x
x=\sqrt{\left(-y-1\right)\left(y-3\right)}
x=-\sqrt{\left(-y-1\right)\left(y-3\right)}\text{, }y-1\geq 0\text{ and }y\leq 3
Datrys ar gyfer y
y=\sqrt{4-x^{2}}+1
|x|\leq 2
Graff
Rhannu
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