Home
О нас
Products
Services
Регистрация
Войти
Поиск
qmolchanov
@qmolchanov
October 2021
1
12
Report
Выполнить действия
математика 8 класс
Please enter comments
Please enter your name.
Please enter the correct email address.
Agree to
terms of service
You must agree before submitting.
Send
Answers & Comments
osho3
Ответ:
Пошаговое объяснение:
a) =
б)
в)
г)
д)
0 votes
Thanks 0
More Questions From This User
See All
qmolchanov
July 2022 | 0 Ответы
pomogite reshit zadaniya po geometrii50b75c50f5346640e766dd2e292df257 83997
Answer
рекомендуемые вопросы
rarrrrrrrr
August 2022 | 0 Ответы
o chem dolzhny pozabotitsya v pervuyu ochered vzroslye pri organizacionnom vyvoze n
danilarsentev
August 2022 | 0 Ответы
est dva stanka na kotoryh vypuskayut odinakovye zapchasti odin proizvodit a zapcha
myachina8
August 2022 | 0 Ответы
najti po grafiku otnoshenie v3v1 v otvetah napisano 9 no nuzhno reshenie
ydpmn7cn6w
August 2022 | 0 Ответы
Choose the correct preposition: 1.I am fond (out,of,from) literature. 2.where ar...
millermilena658
August 2022 | 0 Ответы
opredelite kak sozdavalas i kto sozdaval arabskoe gosudarstvo v kracii
MrZooM222
August 2022 | 0 Ответы
ch ajtmanov v rasskaze krasnoe yabloko ispolzuet metod rasskaz v rasskaze opi
timobila47
August 2022 | 0 Ответы
kakovo bylo naznachenie kazhdoj iz chastej vizantijskogo hrama pomogite pozhalujsta
ivanyyaremkiv
August 2022 | 0 Ответы
moment. 6....
pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513
sarvinozwakirjanova
August 2022 | 0 Ответы
pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631
×
Report "Выполнить действия математика 8 класс..."
Your name
Email
Reason
-Select Reason-
Pornographic
Defamatory
Illegal/Unlawful
Spam
Other Terms Of Service Violation
File a copyright complaint
Description
Helpful Links
О нас
Политика конфиденциальности
Правила и условия
Copyright
Контакты
Helpful Social
Get monthly updates
Submit
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Ответ:
Пошаговое объяснение:
a) =![\frac{ 4a^{2} - b}{2ab^{2} }:\frac{2a+b}{2ab} = \frac{(2a)^{2} - b^{2}}{2ab^{2}} * \frac{2ab}{2a+b}= \frac{2a-b}{b} \frac{ 4a^{2} - b}{2ab^{2} }:\frac{2a+b}{2ab} = \frac{(2a)^{2} - b^{2}}{2ab^{2}} * \frac{2ab}{2a+b}= \frac{2a-b}{b}](https://tex.z-dn.net/?f=%5Cfrac%7B%204a%5E%7B2%7D%20-%20b%7D%7B2ab%5E%7B2%7D%20%7D%3A%5Cfrac%7B2a%2Bb%7D%7B2ab%7D%20%3D%20%5Cfrac%7B%282a%29%5E%7B2%7D%20-%20b%5E%7B2%7D%7D%7B2ab%5E%7B2%7D%7D%20%2A%20%5Cfrac%7B2ab%7D%7B2a%2Bb%7D%3D%20%5Cfrac%7B2a-b%7D%7Bb%7D)
б)![\frac{2m+2m-1}{2m-1} * \frac{3(2m-1)}{m(4m-1)} = \frac{4m-1}{2m-1} * \frac{3(2m-1)}{m(4m-1)} = \frac{3}{m} \frac{2m+2m-1}{2m-1} * \frac{3(2m-1)}{m(4m-1)} = \frac{4m-1}{2m-1} * \frac{3(2m-1)}{m(4m-1)} = \frac{3}{m}](https://tex.z-dn.net/?f=%5Cfrac%7B2m%2B2m-1%7D%7B2m-1%7D%20%2A%20%5Cfrac%7B3%282m-1%29%7D%7Bm%284m-1%29%7D%20%3D%20%5Cfrac%7B4m-1%7D%7B2m-1%7D%20%2A%20%5Cfrac%7B3%282m-1%29%7D%7Bm%284m-1%29%7D%20%3D%20%5Cfrac%7B3%7D%7Bm%7D)
в)![\frac{y-3}{y+3} * \frac{3y -y^{2} + y^{2}}{3 - y} = \frac{y-3}{y + 3} * \frac{3y}{3 - y} = \frac{3y}{3 - y} \frac{y-3}{y+3} * \frac{3y -y^{2} + y^{2}}{3 - y} = \frac{y-3}{y + 3} * \frac{3y}{3 - y} = \frac{3y}{3 - y}](https://tex.z-dn.net/?f=%5Cfrac%7By-3%7D%7By%2B3%7D%20%2A%20%5Cfrac%7B3y%20-y%5E%7B2%7D%20%2B%20y%5E%7B2%7D%7D%7B3%20-%20y%7D%20%3D%20%5Cfrac%7By-3%7D%7By%20%2B%203%7D%20%2A%20%5Cfrac%7B3y%7D%7B3%20-%20y%7D%20%3D%20%5Cfrac%7B3y%7D%7B3%20-%20y%7D)
г)![\frac{x^{2} + 2x -5x}{x + 2} * \frac{x + 2}{x - 3} = \frac{x^{2} - 3x}{x - 3} = \frac{x(x - 3)}{x - 3} = x \frac{x^{2} + 2x -5x}{x + 2} * \frac{x + 2}{x - 3} = \frac{x^{2} - 3x}{x - 3} = \frac{x(x - 3)}{x - 3} = x](https://tex.z-dn.net/?f=%5Cfrac%7Bx%5E%7B2%7D%20%2B%202x%20-5x%7D%7Bx%20%2B%202%7D%20%2A%20%5Cfrac%7Bx%20%2B%202%7D%7Bx%20-%203%7D%20%3D%20%5Cfrac%7Bx%5E%7B2%7D%20-%203x%7D%7Bx%20-%203%7D%20%3D%20%5Cfrac%7Bx%28x%20-%203%29%7D%7Bx%20-%203%7D%20%3D%20x)
д)![\frac{6x + y}{3x} - \frac{y^{2}x}{3x^{2}y} = \frac{6x + y}{3x} - \frac{y}{3x} = \frac{6x + y - y}{3x} = \frac{6x}{3x} = 2 \frac{6x + y}{3x} - \frac{y^{2}x}{3x^{2}y} = \frac{6x + y}{3x} - \frac{y}{3x} = \frac{6x + y - y}{3x} = \frac{6x}{3x} = 2](https://tex.z-dn.net/?f=%5Cfrac%7B6x%20%2B%20y%7D%7B3x%7D%20-%20%5Cfrac%7By%5E%7B2%7Dx%7D%7B3x%5E%7B2%7Dy%7D%20%3D%20%5Cfrac%7B6x%20%2B%20y%7D%7B3x%7D%20-%20%5Cfrac%7By%7D%7B3x%7D%20%3D%20%5Cfrac%7B6x%20%2B%20y%20-%20y%7D%7B3x%7D%20%3D%20%5Cfrac%7B6x%7D%7B3x%7D%20%3D%202)