Resol 1/9*10^9*9*10^-3

$$\frac{ 1 }{ 9 \times { 10 }^{ 9 } } \times 9 \times { 10 }^{ -3 }$$

Calcula

$$\frac{1}{1000000000000}= 10^{-12}$$

Passos de solució

Calculeu 10 elevat a 9 per obtenir 1000000000.

$$\frac{1}{9\times 1000000000}\times 9\times 10^{-3}$$

Multipliqueu 9 per 1000000000 per obtenir 9000000000.

$$\frac{1}{9000000000}\times 9\times 10^{-3}$$

Multipliqueu \frac{1}{9000000000} per 9 per obtenir \frac{1}{1000000000}.

$$\frac{1}{1000000000}\times 10^{-3}$$

Calculeu 10 elevat a -3 per obtenir \frac{1}{1000}.

$$\frac{1}{1000000000}\times \frac{1}{1000}$$

Multipliqueu \frac{1}{1000000000} per \frac{1}{1000} per obtenir \frac{1}{1000000000000}.

$$\frac{1}{1000000000000}$$

Factoritzar

$$\frac{1}{2 ^ {12} \cdot 5 ^ {12}} = 1 \times 10^{-12}$$