Datrys (3sqrt{8})^2

$$( 3 \sqrt { 8 } ) ^ { 2 }$$

Enrhifo

$$72$$

Camau Ateb

Ffactora 8=2^{2}\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{2^{2}\times 2} fel lluoswm ail israddau \sqrt{2^{2}}\sqrt{2}. Cymryd isradd 2^{2}.

$$\left(3\times 2\sqrt{2}\right)^{2}$$

Lluosi 3 a 2 i gael 6.

$$\left(6\sqrt{2}\right)^{2}$$

Ehangu \left(6\sqrt{2}\right)^{2}.

$$6^{2}\left(\sqrt{2}\right)^{2}$$

Cyfrifo 6 i bŵer 2 a chael 36.

$$36\left(\sqrt{2}\right)^{2}$$

Sgwâr \sqrt{2} yw 2.

$$36\times 2$$

Lluosi 36 a 2 i gael 72.

$$72$$

Ffactor

$$2^{3}\times 3^{2}$$