Datrys 0.8^11-0.8^12/0.8^11e

$$\frac { 0.8 ^ { 11 } - 0.8 ^ { 12 } } { 0.8 ^ { 11 } } e$$

Enrhifo

$$\frac{e}{5}\approx 0.543656366$$

Camau Ateb

Cyfrifo 0.8 i bŵer 11 a chael 0.08589934592.

$$\frac{0.08589934592-0.8^{12}}{0.8^{11}}e$$

Cyfrifo 0.8 i bŵer 12 a chael 0.068719476736.

$$\frac{0.08589934592-0.068719476736}{0.8^{11}}e$$

Tynnu 0.068719476736 o 0.08589934592 i gael 0.017179869184.

$$\frac{0.017179869184}{0.8^{11}}e$$

Cyfrifo 0.8 i bŵer 11 a chael 0.08589934592.

$$\frac{0.017179869184}{0.08589934592}e$$

Ehangu \frac{0.017179869184}{0.08589934592} drwy luosi'r rhifiadur a'r enwadur gyda 1000000000000.

$$\frac{17179869184}{85899345920}e$$

Lleihau'r ffracsiwn \frac{17179869184}{85899345920} i'r graddau lleiaf posib drwy dynnu a chanslo allan 17179869184.

$$\frac{1}{5}e$$

Ehangu

$$\frac{e}{5}$$

Camau Ateb

Cyfrifo 0.8 i bŵer 11 a chael 0.08589934592.

$$\frac{0.08589934592-0.8^{12}}{0.8^{11}}e$$

Cyfrifo 0.8 i bŵer 12 a chael 0.068719476736.

$$\frac{0.08589934592-0.068719476736}{0.8^{11}}e$$

Tynnu 0.068719476736 o 0.08589934592 i gael 0.017179869184.

$$\frac{0.017179869184}{0.8^{11}}e$$

Cyfrifo 0.8 i bŵer 11 a chael 0.08589934592.

$$\frac{0.017179869184}{0.08589934592}e$$

Ehangu \frac{0.017179869184}{0.08589934592} drwy luosi'r rhifiadur a'r enwadur gyda 1000000000000.

$$\frac{17179869184}{85899345920}e$$

Lleihau'r ffracsiwn \frac{17179869184}{85899345920} i'r graddau lleiaf posib drwy dynnu a chanslo allan 17179869184.

$$\frac{1}{5}e$$