Datrys ar gyfer y
y=18x^{2}-12x+42
Datrys ar gyfer x (complex solution)
x=\frac{\sqrt{2y-80}}{6}+\frac{1}{3}
x=-\frac{\sqrt{2y-80}}{6}+\frac{1}{3}
Datrys ar gyfer x
x=\frac{\sqrt{2y-80}}{6}+\frac{1}{3}
x=-\frac{\sqrt{2y-80}}{6}+\frac{1}{3}\text{, }y\geq 40
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y=18x^{2}-12x+42
Defnyddio’r briodwedd ddosbarthu i luosi 3x^{2}-2x+7 â 6.
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