Datrys ar gyfer x
x\in \left(-\infty,-\sqrt{2}\right)\cup \left(\sqrt{2},\infty\right)
Graff
Rhannu
Copïo i clipfwrdd
x^{2}>\left(\sqrt{2}\right)^{2}
Cyfrifo ail isradd 2 a chael \sqrt{2}. Ailysgrifennwch 2 fel \left(\sqrt{2}\right)^{2}.
|x|>\sqrt{2}
Mae anghydraddoldeb ar gyfer |x|>\sqrt{2}.
x<-\sqrt{2}\text{; }x>\sqrt{2}
Ailysgrifennwch |x|>\sqrt{2} fel x<-\sqrt{2}\text{; }x>\sqrt{2}.
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