frac{85*10-sqrt{25}*10}{20*10^6*(47*10^-4-7*10^-5)} eching

$$\frac { 85 \cdot 10 - \sqrt { 25 } \cdot 10 } { 20 \cdot 10 ^ { 6 } \cdot ( 47 \cdot 10 ^ { - 4 } - 7 \cdot 10 ^ { - 5 } ) }$$

Baholash

$$\frac{4}{463}\approx 0,008639309$$

Yechim qadamlari

850 hosil qilish uchun 85 va 10 ni ko'paytirish.

$$\frac{850-10\sqrt{25}}{20\times 10^{6}\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

25 ning kvadrat ildizini hisoblab, 5 natijaga ega bo‘ling.

$$\frac{850-10\times 5}{20\times 10^{6}\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

-50 hosil qilish uchun -10 va 5 ni ko'paytirish.

$$\frac{850-50}{20\times 10^{6}\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

800 olish uchun 850 dan 50 ni ayirish.

$$\frac{800}{20\times 10^{6}\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

6 daraja ko‘rsatkichini 10 ga hisoblang va 1000000 ni qiymatni oling.

$$\frac{800}{20\times 1000000\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

20000000 hosil qilish uchun 20 va 1000000 ni ko'paytirish.

$$\frac{800}{20000000\left(47\times 10^{-4}-7\times 10^{-5}\right)}$$

-4 daraja ko‘rsatkichini 10 ga hisoblang va \frac{1}{10000} ni qiymatni oling.

$$\frac{800}{20000000\left(47\times \frac{1}{10000}-7\times 10^{-5}\right)}$$

\frac{47}{10000} hosil qilish uchun 47 va \frac{1}{10000} ni ko'paytirish.

$$\frac{800}{20000000\left(\frac{47}{10000}-7\times 10^{-5}\right)}$$

-5 daraja ko‘rsatkichini 10 ga hisoblang va \frac{1}{100000} ni qiymatni oling.

$$\frac{800}{20000000\left(\frac{47}{10000}-7\times \frac{1}{100000}\right)}$$

\frac{7}{100000} hosil qilish uchun 7 va \frac{1}{100000} ni ko'paytirish.

$$\frac{800}{20000000\left(\frac{47}{10000}-\frac{7}{100000}\right)}$$

\frac{463}{100000} olish uchun \frac{47}{10000} dan \frac{7}{100000} ni ayirish.

$$\frac{800}{20000000\times \frac{463}{100000}}$$

92600 hosil qilish uchun 20000000 va \frac{463}{100000} ni ko'paytirish.

$$\frac{800}{92600}$$

\frac{800}{92600} ulushini 200 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{4}{463}$$

Omil

$$\frac{2 ^ {2}}{463} = 0,008639308855291577$$