Datrys sqrt{12}+3sqrt{1/3}

$$\sqrt { 12 } + 3 \sqrt { \frac { 1 } { 3 } }$$

Enrhifo

$$3\sqrt{3}\approx 5.196152423$$

Camau Ateb

Ffactora 12=2^{2}\times 3. Ailysgrifennu ail isradd y lluoswm \sqrt{2^{2}\times 3} fel lluoswm ail israddau \sqrt{2^{2}}\sqrt{3}. Cymryd isradd 2^{2}.

$$2\sqrt{3}+3\sqrt{\frac{1}{3}}$$

Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{1}{3}} fel rhaniad ail israddau \frac{\sqrt{1}}{\sqrt{3}}.

$$2\sqrt{3}+3\times \frac{\sqrt{1}}{\sqrt{3}}$$

Cyfrifo ail isradd 1 a chael 1.

$$2\sqrt{3}+3\times \frac{1}{\sqrt{3}}$$

Mae'n rhesymoli enwadur \frac{1}{\sqrt{3}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{3}.

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

Sgwâr \sqrt{3} yw 3.

$$2\sqrt{3}+3\times \frac{\sqrt{3}}{3}$$

Canslo 3 a 3.

$$2\sqrt{3}+\sqrt{3}$$

Cyfuno 2\sqrt{3} a \sqrt{3} i gael 3\sqrt{3}.

$$3\sqrt{3}$$