Home
О нас
Products
Services
Регистрация
Войти
Поиск
Acoolbek11
@Acoolbek11
July 2022
1
2
Report
помогите
(1) 128. Решите неравенство:
1) (х - 1)(3 - 2х) > -6
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
zhenyaM2002
Verified answer
(х-1)(3-2х) > -6
3x - 2x² -3 +2x > -6
-2x² +5x -3 +6 >0
-2x² +5x +3 >0
D= 25 -4*(-2) *3 = 25 + 24 = 49 =7²
D> 0 - два корня
х₁= (-5-7)/ (2* (-2)) = (-12)/(-4) =3
х₂ = (-5+7)/ (-4) = 2/(-4) = -0,5
Вычислим знаки на интервалах:
- + -
-------o----------o-------
-0,5 3
- 0,5 < x < 3
x∈ (-0,5 ; 3 )
2 votes
Thanks 2
More Questions From This User
See All
Acoolbek11
August 2022 | 0 Ответы
pomogite hotya by pervye 10
Answer
Acoolbek11
July 2022 | 0 Ответы
pomogite tolko 4 reshit eto gde zashita prav
Answer
Acoolbek11
March 2022 | 0 Ответы
kratkaya recenziya na lyuboj film na anglijskom obem 100 slov
Answer
Acoolbek11
November 2021 | 0 Ответы
pomogite s anglijskim dayu 100 ballov
Answer
Acoolbek11
November 2021 | 0 Ответы
pomogite s anglijskim ne slozhno1ecd944db55b27127c5f2622a83b772b 96581
Answer
Acoolbek11
November 2021 | 0 Ответы
pomogite tolko 2 reshit
Answer
Acoolbek11
November 2021 | 0 Ответы
pomogite poslednee nezhdanov tolko shemy
Answer
Acoolbek11
August 2021 | 0 Ответы
pomogite s anglijskim01bfd68db26a0a67a429607c2181cb8c 37454
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 "помогите (1) 128. Решите неравенство:1) (х - 1)(3 - 2х) > -6..."
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
(х-1)(3-2х) > -63x - 2x² -3 +2x > -6
-2x² +5x -3 +6 >0
-2x² +5x +3 >0
D= 25 -4*(-2) *3 = 25 + 24 = 49 =7²
D> 0 - два корня
х₁= (-5-7)/ (2* (-2)) = (-12)/(-4) =3
х₂ = (-5+7)/ (-4) = 2/(-4) = -0,5
Вычислим знаки на интервалах:
- + -
-------o----------o-------
-0,5 3
- 0,5 < x < 3
x∈ (-0,5 ; 3 )