Datrys ar gyfer y
y=\left(k-8\right)\left(k+1\right)
Datrys ar gyfer k (complex solution)
k=\frac{\sqrt{4y+81}+7}{2}
k=\frac{-\sqrt{4y+81}+7}{2}
Datrys ar gyfer k
k=\frac{\sqrt{4y+81}+7}{2}
k=\frac{-\sqrt{4y+81}+7}{2}\text{, }y\geq -\frac{81}{4}
Graff
Rhannu
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y=k^{2}-7k-8
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