Datrys ar gyfer y
y=5\left(x^{2}-6x+10\right)
Datrys ar gyfer x (complex solution)
x=-\frac{\sqrt{5y-25}}{5}+3
x=\frac{\sqrt{5y-25}}{5}+3
Datrys ar gyfer x
x=-\frac{\sqrt{5y-25}}{5}+3
x=\frac{\sqrt{5y-25}}{5}+3\text{, }y\geq 5
Graff
Rhannu
Copïo i clipfwrdd
y=5\left(x^{2}-6x+9\right)+5
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-3\right)^{2}.
y=5x^{2}-30x+45+5
Defnyddio’r briodwedd ddosbarthu i luosi 5 â x^{2}-6x+9.
y=5x^{2}-30x+50
Adio 45 a 5 i gael 50.
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