Home
О нас
Products
Services
Регистрация
Войти
Поиск
дианка109
@дианка109
August 2022
2
27
Report
(2х-1)(2х+1)-(2-х)^2+(3х+1)^2=18
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
ShirokovP
Verified answer
4x^2 - 1 - (4 - 4x + x^2) + 9x^2 + 6x + 1 = 18
4x^2 - 1 - 4 + 4x - x^2 + 9x^2 + 6x + 1 - 18 = 0
4x^2 - 5 + 4x + 8x^2 + 6x - 17 = 0
12x^2 + 10x - 22 = 0 /:2
6x^2 + 5x - 11 = 0
D = 25 + 264 = 289
x1 = ( - 5 + 17)/12 = 1
x2 = ( - 5 - 17)/12 = - 11/6
2 votes
Thanks 1
likabob
Решение в изображении ;з
0 votes
Thanks 1
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 "(2х-1)(2х+1)-(2-х)^2+(3х+1)^2=18..."
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 © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
4x^2 - 1 - (4 - 4x + x^2) + 9x^2 + 6x + 1 = 184x^2 - 1 - 4 + 4x - x^2 + 9x^2 + 6x + 1 - 18 = 0
4x^2 - 5 + 4x + 8x^2 + 6x - 17 = 0
12x^2 + 10x - 22 = 0 /:2
6x^2 + 5x - 11 = 0
D = 25 + 264 = 289
x1 = ( - 5 + 17)/12 = 1
x2 = ( - 5 - 17)/12 = - 11/6