Datrys ar gyfer A
A=\left(x-10\right)^{2}
Datrys ar gyfer x (complex solution)
x=-\sqrt{A}+10
x=\sqrt{A}+10
Datrys ar gyfer x
x=-\sqrt{A}+10
x=\sqrt{A}+10\text{, }A\geq 0
Graff
Rhannu
Copïo i clipfwrdd
A=x^{2}-20x+100
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-10\right)^{2}.
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