Вычислите а) 81 * 3^-6 б) 4^-9 : 16^-4 в) 49^-4 * (1/7)^-9 г) (81^-5 * 9^-8 ) / 27^-11. Created by KaPuLLIa. matematika-ru

27^-11...

September 2021 1 24 Report

Вычислите
а) 81 * 3^-6
б) 4^-9 : 16^-4
в) 49^-4 * (1/7)^-9
г) (81^-5 * 9^-8 ) / 27^-11

Answers & Comments

AlbuRin А) $81 * 3^{-6} = 3^{4} * 3^{-6 } = 3^{4 - 6} = 3^{-2} = \frac{1}{9}$
б) $4^{-9} : 16^{-4} = 4^{-9} : 4^{-2*(-4)} = 4^{-9 -8} = 4^{-17} = \frac{1}{ 4^{17}} * [tex] 49 ^{-4} * \frac{1}{7} ^{-9} = 7^{-2* (-9)} * \frac{1}{7} ^{-9} = 7^{18 + 9} = 7^{27}$

2 votes Thanks 3

po raznym istochnikam slovar ieroglifov chzhunhua czyhaj 1994 goda izdaniya sodere9ba32813bf89dc605cdbdb2955d0eed 71616

Answer

KaPuLLIa August 2022 | 0 Ответы

Answers & Comments

po raznym istochnikam slovar ieroglifov chzhunhua czyhaj 1994 goda izdaniya sodere9ba32813bf89dc605cdbdb2955d0eed 71616

1 napishite uravneniya reakcij rasstavte koefficienty ukazhite tip himicheskoj

25 a27ba81ed009f3223b7d3a78cecaf99610 59777

pomogite reshit vtoroe i trete zadanie298a3c51bbef3d65cf6b4219669ce967 5672

x^2-8x+16=...

suhie veshestva soderzhashiesya v svezhem ogurce sahar belki vitaminy i drugie

ploshad ozera bajkal 31500 km2 obyom ego vody 2300 km3ploshad ozera issyk ku

1498 na risunke 153 av vs gde a89 i 595 najditekoordinatutochki s ch

dano treugolnik avs podoben treugolniku a1v1s1 a1v1 12 sm v1s1 14 sm

dano treugolnik avs as 12 sm av 18 sm mn parallelna as m prinadlezhit av

рекомендуемые вопросы

Helpful Links

Helpful Social