Datrys sqrt{18}divsqrt{3/4}*sqrt{4/3}

$$\sqrt{ 18 } \div \sqrt{ \frac{ 3 }{ 4 } } \times \sqrt{ \frac{ 4 }{ 3 } }$$

Enrhifo

$$4\sqrt{2}\approx 5.656854249$$

Camau Ateb

Ailysgrifennu rhaniad ail israddau \frac{\sqrt{18}}{\sqrt{\frac{3}{4}}} fel ail isradd y rhaniad \sqrt{\frac{18}{\frac{3}{4}}} a gwneud y swm rhannu.

$$\sqrt{6}\sqrt{\frac{4}{3}}$$

Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{4}{3}} fel rhaniad ail israddau \frac{\sqrt{4}}{\sqrt{3}}.

$$\sqrt{6}\times \frac{\sqrt{4}}{\sqrt{3}}$$

Cyfrifo ail isradd 4 a chael 2.

$$\sqrt{6}\times \frac{2}{\sqrt{3}}$$

Mae'n rhesymoli enwadur \frac{2}{\sqrt{3}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{3}.

$$\sqrt{6}\times \frac{2\sqrt{3}}{\left(\sqrt{3}\right)^{2}}$$

Sgwâr \sqrt{3} yw 3.

$$\sqrt{6}\times \frac{2\sqrt{3}}{3}$$

Mynegwch \sqrt{6}\times \frac{2\sqrt{3}}{3} fel ffracsiwn unigol.

$$\frac{\sqrt{6}\times 2\sqrt{3}}{3}$$

Ffactora 6=3\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{3\times 2} fel lluoswm ail israddau \sqrt{3}\sqrt{2}.

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

Lluosi \sqrt{3} a \sqrt{3} i gael 3.

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

Lluosi 3 a 2 i gael 6.

$$\frac{6\sqrt{2}}{3}$$

Rhannu 6\sqrt{2} â 3 i gael 2\sqrt{2}.

$$2\sqrt{2}$$