Datrys -(1/3+frac{7/9)^{2}}{(1-1/2)^{2}*(-2)^3-3/2}+-(-frac{1}{6})^2+frac{frac{1}{4}-frac{1}{5}}{(1-frac{2}{5})^2})^2-frac{frac{1}{3}-frac{2}{9}}{frac{1}{8}-frac{15}{8}}=

$$- \frac { ( \frac { 1 } { 3 } + \frac { 7 } { 9 } ) ^ { 2 } } { ( 1 - \frac { 1 } { 2 } ) ^ { 2 } \cdot ( - 2 ) ^ { 3 } - \frac { 3 } { 2 } } + - ( - \frac { 1 } { 6 } ) ^ { 2 } + \frac { \frac { 1 } { 4 } - \frac { 1 } { 5 } } { ( 1 - \frac { 2 } { 5 } ) ^ { 2 } } ) ^ { 2 } - \frac { \frac { 1 } { 3 } - \frac { 2 } { 9 } } { \frac { 1 } { 8 } - \frac { 15 } { 8 } } =$$

Enrhifo

$$\frac{263}{567}\approx 0.463844797$$

Camau Ateb

Adio \frac{1}{3} a \frac{7}{9} i gael \frac{10}{9}.

$$-\frac{\left(\frac{10}{9}\right)^{2}}{\left(1-\frac{1}{2}\right)^{2}\left(-2\right)^{3}-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Cyfrifo \frac{10}{9} i bŵer 2 a chael \frac{100}{81}.

$$-\frac{\frac{100}{81}}{\left(1-\frac{1}{2}\right)^{2}\left(-2\right)^{3}-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Tynnu \frac{1}{2} o 1 i gael \frac{1}{2}.

$$-\frac{\frac{100}{81}}{\left(\frac{1}{2}\right)^{2}\left(-2\right)^{3}-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Cyfrifo \frac{1}{2} i bŵer 2 a chael \frac{1}{4}.

$$-\frac{\frac{100}{81}}{\frac{1}{4}\left(-2\right)^{3}-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Cyfrifo -2 i bŵer 3 a chael -8.

$$-\frac{\frac{100}{81}}{\frac{1}{4}\left(-8\right)-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Lluosi \frac{1}{4} a -8 i gael -2.

$$-\frac{\frac{100}{81}}{-2-\frac{3}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Tynnu \frac{3}{2} o -2 i gael -\frac{7}{2}.

$$-\frac{\frac{100}{81}}{-\frac{7}{2}}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Rhannwch \frac{100}{81} â -\frac{7}{2} drwy luosi \frac{100}{81} â chilydd -\frac{7}{2}.

$$-\frac{100}{81}\left(-\frac{2}{7}\right)-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Lluosi \frac{100}{81} a -\frac{2}{7} i gael -\frac{200}{567}.

$$-\left(-\frac{200}{567}\right)-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Gwrthwyneb -\frac{200}{567} yw \frac{200}{567}.

$$\frac{200}{567}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Cyfrifo -\frac{1}{6} i bŵer 2 a chael \frac{1}{36}.

$$\frac{200}{567}-\frac{1}{36}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Tynnu \frac{1}{36} o \frac{200}{567} i gael \frac{737}{2268}.

$$\frac{737}{2268}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}$$

Tynnu \frac{1}{5} o \frac{1}{4} i gael \frac{1}{20}.

$$\frac{737}{2268}+\frac{\frac{1}{20}}{\left(1-\frac{2}{5}\right)^{2}}$$

Tynnu \frac{2}{5} o 1 i gael \frac{3}{5}.

$$\frac{737}{2268}+\frac{\frac{1}{20}}{\left(\frac{3}{5}\right)^{2}}$$

Cyfrifo \frac{3}{5} i bŵer 2 a chael \frac{9}{25}.

$$\frac{737}{2268}+\frac{\frac{1}{20}}{\frac{9}{25}}$$

Rhannwch \frac{1}{20} â \frac{9}{25} drwy luosi \frac{1}{20} â chilydd \frac{9}{25}.

$$\frac{737}{2268}+\frac{1}{20}\times \frac{25}{9}$$

Lluosi \frac{1}{20} a \frac{25}{9} i gael \frac{5}{36}.

$$\frac{737}{2268}+\frac{5}{36}$$

Adio \frac{737}{2268} a \frac{5}{36} i gael \frac{263}{567}.

$$\frac{263}{567}$$

Ffactor

$$\frac{263}{3 ^ {4} \cdot 7} = 0.4638447971781305$$