Datrys ar gyfer y
y=\left(x+1\right)\left(x+5\right)
Datrys ar gyfer x (complex solution)
x=-\left(\sqrt{y+4}+3\right)
x=\sqrt{y+4}-3
Datrys ar gyfer x
x=-\left(\sqrt{y+4}+3\right)
x=\sqrt{y+4}-3\text{, }y\geq -4
Graff
Rhannu
Copïo i clipfwrdd
y=x^{2}+6x+9-4
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+3\right)^{2}.
y=x^{2}+6x+5
Tynnu 4 o 9 i gael 5.
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