Datrys frac{-6-sqrt{36-4-49*06}}{2-49}

$$\frac{ -6- \sqrt{ 36-4-49 \cdot 06 } }{ 2-49 }$$

Enrhifo

$$\frac{2\left(2\sqrt{2}+3\right)}{47}\approx 0.248018176$$

Camau Ateb

Tynnu 4 o 36 i gael 32.

$$\frac{-6-\sqrt{32-49\times 0\times 6}}{2-49}$$

Lluosi 49 a 0 i gael 0.

$$\frac{-6-\sqrt{32-0\times 6}}{2-49}$$

Lluosi 0 a 6 i gael 0.

$$\frac{-6-\sqrt{32-0}}{2-49}$$

Tynnu 0 o 32 i gael 32.

$$\frac{-6-\sqrt{32}}{2-49}$$

Ffactora 32=4^{2}\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{4^{2}\times 2} fel lluoswm ail israddau \sqrt{4^{2}}\sqrt{2}. Cymryd isradd 4^{2}.

$$\frac{-6-4\sqrt{2}}{2-49}$$

Tynnu 49 o 2 i gael -47.

$$\frac{-6-4\sqrt{2}}{-47}$$

Ffactor

$$\frac{2 {(2 \sqrt{2} + 3)}}{47} = 0.24801817552111446$$