Datrys ar gyfer t
t=\frac{x^{2}-2x-12}{2}
Datrys ar gyfer x (complex solution)
x=\sqrt{2t+13}+1
x=-\sqrt{2t+13}+1
Datrys ar gyfer x
x=\sqrt{2t+13}+1
x=-\sqrt{2t+13}+1\text{, }t\geq -\frac{13}{2}
Graff
Rhannu
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-x+t=\frac{1}{2}x^{2}-6-2x
Cyfnewidiwch yr ochrau fel bod yr holl dermau newidiol ar yr ochr chwith.
t=\frac{1}{2}x^{2}-6-2x+x
Ychwanegu x at y ddwy ochr.
t=\frac{1}{2}x^{2}-6-x
Cyfuno -2x a x i gael -x.
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