Datrys ar gyfer y
y=\left(3x-10\right)\left(3x-2\right)
Datrys ar gyfer x (complex solution)
x=-\frac{\sqrt{y+16}}{3}+2
x=\frac{\sqrt{y+16}}{3}+2
Datrys ar gyfer x
x=-\frac{\sqrt{y+16}}{3}+2
x=\frac{\sqrt{y+16}}{3}+2\text{, }y\geq -16
Graff
Rhannu
Copïo i clipfwrdd
y=9\left(x^{2}-4x+4\right)-16
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-2\right)^{2}.
y=9x^{2}-36x+36-16
Defnyddio’r briodwedd ddosbarthu i luosi 9 â x^{2}-4x+4.
y=9x^{2}-36x+20
Tynnu 16 o 36 i gael 20.
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