Datrys sqrt{144}*sqrt{1/2}

$$\sqrt{ 144 } \times \sqrt{ \frac{ 1 }{ 2 } }$$

Enrhifo

$$6\sqrt{2}\approx 8.485281374$$

Camau Ateb

Cyfrifo ail isradd 144 a chael 12.

$$12\sqrt{\frac{1}{2}}$$

Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{1}{2}} fel rhaniad ail israddau \frac{\sqrt{1}}{\sqrt{2}}.

$$12\times \frac{\sqrt{1}}{\sqrt{2}}$$

Cyfrifo ail isradd 1 a chael 1.

$$12\times \frac{1}{\sqrt{2}}$$

Mae'n rhesymoli enwadur \frac{1}{\sqrt{2}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{2}.

$$12\times \frac{\sqrt{2}}{\left(\sqrt{2}\right)^{2}}$$

Sgwâr \sqrt{2} yw 2.

$$12\times \frac{\sqrt{2}}{2}$$

Diddymwch y ffactor cyffredin mwyaf 2 yn 12 a 2.

$$6\sqrt{2}$$