Datrys (-27)^-15*(-9)^20div(-3)^-7

$$( - 27 ) ^ { - 15 } \times ( - 9 ) ^ { 20 } \div ( - 3 ) ^ { - 7 }$$

Enrhifo

$$9$$

Camau Ateb

Cyfrifo -27 i bŵer -15 a chael -\frac{1}{2954312706550833698643}.

$$\frac{-\frac{1}{2954312706550833698643}\left(-9\right)^{20}}{\left(-3\right)^{-7}}$$

Cyfrifo -9 i bŵer 20 a chael 12157665459056928801.

$$\frac{-\frac{1}{2954312706550833698643}\times 12157665459056928801}{\left(-3\right)^{-7}}$$

Lluosi -\frac{1}{2954312706550833698643} a 12157665459056928801 i gael -\frac{1}{243}.

$$\frac{-\frac{1}{243}}{\left(-3\right)^{-7}}$$

Cyfrifo -3 i bŵer -7 a chael -\frac{1}{2187}.

$$\frac{-\frac{1}{243}}{-\frac{1}{2187}}$$

Rhannwch -\frac{1}{243} â -\frac{1}{2187} drwy luosi -\frac{1}{243} â chilydd -\frac{1}{2187}.

$$-\frac{1}{243}\left(-2187\right)$$

Lluosi -\frac{1}{243} a -2187 i gael 9.

$$9$$

Ffactor

$$3^{2}$$