Home
О нас
Products
Services
Регистрация
Войти
Поиск
Androbot2000
@Androbot2000
July 2022
1
14
Report
2lg x^2-lg^2(-x)-4=0
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
mikael2
Verified answer
4lg|x|-lg²(-x)-4=0
-x>0 →x<0 |x|=-x
lg (-x)=t -t²+4t-4=0 t²-4t+4=(t-2)²=0 t=2
lg(-x)=2 -x=10²=100 x=-100
1 votes
Thanks 1
More Questions From This User
See All
Androbot2000
August 2022 | 0 Ответы
sharik dvizhetsya po naklonnomu zhelobu perehodyashemu v okruzhnost radiusom 02 m sb6c8ce89fc0a9442c5076617482c6962 81392
Answer
Androbot2000
July 2022 | 0 Ответы
nuzhna grammaticheskaya osnova predlozheniya chto eto
Answer
Androbot2000
July 2022 | 0 Ответы
nuzhna grammaticheskaya osnova predlozheniya chto etote iz predlozheniyachto eto
Answer
Androbot2000
July 2022 | 0 Ответы
pomogite pozhalujsta reshit zadachu po fizike35289a745ab78437e17f27183ecebe06 43460
Answer
Androbot2000
July 2022 | 0 Ответы
elektrochajnik moshnostyu 24 kvt rasschitannyj na maksimalnoe napryazhenie 240 v
Answer
Androbot2000
July 2022 | 0 Ответы
motornaya lodka prohodya pod mostom obognala plot cherez 45 min projdya rasstoyan
Answer
Androbot2000
August 2021 | 0 Ответы
sharik dvizhetsya po naklonnomu zhelobu perehodyashemu v okruzhnost radiusom 02 m s
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 "2lg x^2-lg^2(-x)-4=0..."
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
4lg|x|-lg²(-x)-4=0-x>0 →x<0 |x|=-x
lg (-x)=t -t²+4t-4=0 t²-4t+4=(t-2)²=0 t=2
lg(-x)=2 -x=10²=100 x=-100