Datrys sqrt{3*0.01*100000div1.29}

$$\sqrt{ 3 \times 0.01 \times 100000 \div 1.29 }$$

Enrhifo

$$\frac{100\sqrt{430}}{43}\approx 48.224282217$$

Camau Ateb

Lluosi 3 a 0.01 i gael 0.03.

$$\sqrt{\frac{0.03\times 100000}{1.29}}$$

Lluosi 0.03 a 100000 i gael 3000.

$$\sqrt{\frac{3000}{1.29}}$$

Ehangu \frac{3000}{1.29} drwy luosi'r rhifiadur a'r enwadur gyda 100.

$$\sqrt{\frac{300000}{129}}$$

Lleihau'r ffracsiwn \frac{300000}{129} i'r graddau lleiaf posib drwy dynnu a chanslo allan 3.

$$\sqrt{\frac{100000}{43}}$$

Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{100000}{43}} fel rhaniad ail israddau \frac{\sqrt{100000}}{\sqrt{43}}.

$$\frac{\sqrt{100000}}{\sqrt{43}}$$

Ffactora 100000=100^{2}\times 10. Ailysgrifennu ail isradd y lluoswm \sqrt{100^{2}\times 10} fel lluoswm ail israddau \sqrt{100^{2}}\sqrt{10}. Cymryd isradd 100^{2}.

$$\frac{100\sqrt{10}}{\sqrt{43}}$$

Mae'n rhesymoli enwadur \frac{100\sqrt{10}}{\sqrt{43}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{43}.

$$\frac{100\sqrt{10}\sqrt{43}}{\left(\sqrt{43}\right)^{2}}$$

Sgwâr \sqrt{43} yw 43.

$$\frac{100\sqrt{10}\sqrt{43}}{43}$$

I luosi \sqrt{10} a \sqrt{43}, dylid lluosi'r rhifau dan yr ail isradd.

$$\frac{100\sqrt{430}}{43}$$