Datrys 0.548+1.96frac{sqrt{0*548*0*452}}{sqrt{338}}

$$0.548+1.96 \frac{ \sqrt{ 0 \times 548 \cdot 0 \times 452 } }{ \sqrt{ 338 } }$$

Enrhifo

$$0.548$$

Camau Ateb

Lluosi 0 a 548 i gael 0.

$$0.548+1.96\times \frac{\sqrt{0\times 0\times 452}}{\sqrt{338}}$$

Lluosi 0 a 0 i gael 0.

$$0.548+1.96\times \frac{\sqrt{0\times 452}}{\sqrt{338}}$$

Lluosi 0 a 452 i gael 0.

$$0.548+1.96\times \frac{\sqrt{0}}{\sqrt{338}}$$

Cyfrifo ail isradd 0 a chael 0.

$$0.548+1.96\times \frac{0}{\sqrt{338}}$$

Ffactora 338=13^{2}\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{13^{2}\times 2} fel lluoswm ail israddau \sqrt{13^{2}}\sqrt{2}. Cymryd isradd 13^{2}.

$$0.548+1.96\times \frac{0}{13\sqrt{2}}$$

Mae rhannu sero â unrhyw rif nad yw'n yn sero yn rhoi sero.

$$0.548+1.96\times 0$$

Lluosi 1.96 a 0 i gael 0.

$$0.548+0$$

Adio 0.548 a 0 i gael 0.548.

$$0.548$$

Ffactor

$$\frac{137}{2 \cdot 5 ^ {3}} = 0.548$$