Datrys 3^-2(frac{1/5)^-3sqrt[3]{27}}{3-1/3-2*(-1/2+1)}=

$$\frac { 3 ^ { - 2 } ( \frac { 1 } { 5 } ) ^ { - 3 } \sqrt[ 3 ] { 27 } } { 3 - \frac { 1 } { 3 } - 2 \cdot ( - \frac { 1 } { 2 } + 1 ) } =$$

Enrhifo

$$25$$

Camau Ateb

Cyfrifo 3 i bŵer -2 a chael \frac{1}{9}.

$$\frac{\frac{1}{9}\times \left(\frac{1}{5}\right)^{-3}\sqrt[3]{27}}{3-\frac{1}{3}-2\left(-\frac{1}{2}+1\right)}$$

Cyfrifo \frac{1}{5} i bŵer -3 a chael 125.

$$\frac{\frac{1}{9}\times 125\sqrt[3]{27}}{3-\frac{1}{3}-2\left(-\frac{1}{2}+1\right)}$$

Lluosi \frac{1}{9} a 125 i gael \frac{125}{9}.

$$\frac{\frac{125}{9}\sqrt[3]{27}}{3-\frac{1}{3}-2\left(-\frac{1}{2}+1\right)}$$

Cyfrifo \sqrt[3]{27} a chael 3.

$$\frac{\frac{125}{9}\times 3}{3-\frac{1}{3}-2\left(-\frac{1}{2}+1\right)}$$

Lluosi \frac{125}{9} a 3 i gael \frac{125}{3}.

$$\frac{\frac{125}{3}}{3-\frac{1}{3}-2\left(-\frac{1}{2}+1\right)}$$

Tynnu \frac{1}{3} o 3 i gael \frac{8}{3}.

$$\frac{\frac{125}{3}}{\frac{8}{3}-2\left(-\frac{1}{2}+1\right)}$$

Adio -\frac{1}{2} a 1 i gael \frac{1}{2}.

$$\frac{\frac{125}{3}}{\frac{8}{3}-2\times \frac{1}{2}}$$

Lluosi 2 a \frac{1}{2} i gael 1.

$$\frac{\frac{125}{3}}{\frac{8}{3}-1}$$

Tynnu 1 o \frac{8}{3} i gael \frac{5}{3}.

$$\frac{\frac{125}{3}}{\frac{5}{3}}$$

Rhannwch \frac{125}{3} â \frac{5}{3} drwy luosi \frac{125}{3} â chilydd \frac{5}{3}.

$$\frac{125}{3}\times \frac{3}{5}$$

Lluosi \frac{125}{3} a \frac{3}{5} i gael 25.

$$25$$

Ffactor

$$5^{2}$$