1((7*10^-1)(3*10^-1)/10^2) eching

$$1( \frac{ (7 \times { 10 }^{ -1 } )(3 \times { 10 }^{ -1 } ) }{ { 10 }^{ 2 } } )$$

Baholash

$$\frac{21}{10000}=0,0021$$

Yechim qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. -1 va -1 ni qo‘shib, -2 ni oling.

$$1\times \frac{7\times 10^{-2}\times 3}{10^{2}}$$

Ayni asosning daraja ko‘rsatkichini bo‘lish uchun suratning darajasini maxraj darajasiga bo‘ling.

$$1\times \frac{3\times 7}{10^{4}}$$

21 hosil qilish uchun 3 va 7 ni ko'paytirish.

$$1\times \frac{21}{10^{4}}$$

4 daraja ko‘rsatkichini 10 ga hisoblang va 10000 ni qiymatni oling.

$$1\times \frac{21}{10000}$$

\frac{21}{10000} hosil qilish uchun 1 va \frac{21}{10000} ni ko'paytirish.

$$\frac{21}{10000}$$

Omil

$$\frac{3 \cdot 7}{2 ^ {4} \cdot 5 ^ {4}} = 0,0021$$