Ves al contingut principal
Resoleu a
Tick mark Image

Problemes similars de la cerca web

Compartir

a^{2}\leq \left(2\sqrt{2}\right)^{2}
Calcula l'arrel quadrada de 8 i obté 2\sqrt{2}. Reescriviu 8 com a \left(2\sqrt{2}\right)^{2}.
|a|\leq 2\sqrt{2}
La desigualtat es manté per a |a|\leq 2\sqrt{2}.
a\in \begin{bmatrix}-2\sqrt{2},2\sqrt{2}\end{bmatrix}
Reescriviu |a|\leq 2\sqrt{2} com a a\in \left[-2\sqrt{2},2\sqrt{2}\right].