Home
О нас
Products
Services
Регистрация
Войти
Поиск
annaelchinova
@annaelchinova
June 2022
1
5
Report
Оооочень нужнооо
3^x+8*3^-x>=9 Это неравенство с показателями. Очень нужно.
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
nKrynka
Решение
3^x + 8*3^(-x)
≥
9
3^(2x) - 9*(3^x) + 8 ≥ 0
3^x = t
t² - 9t + 8 = 0
t₁ = 1
t₂ = 8
1) 3^x = 1
3^x = 3°
x₁ = 0
2) 3^x = 8
log₃ (3^x) = log₃ 8
x₂ = log₃ 8
0 votes
Thanks 1
More Questions From This User
See All
annaelchinova
August 2022 | 0 Ответы
ooochen nuzhno 144x 92x10 promezhutok 4 2
Answer
annaelchinova
August 2022 | 0 Ответы
2p-x)+1=0...
Answer
annaelchinova
July 2022 | 0 Ответы
rebyata srochnoopredelit k kakomu klassu neorganicheskih soedinenij otnositsya
Answer
annaelchinova
July 2022 | 0 Ответы
6...
Answer
annaelchinova
July 2021 | 0 Ответы
l3c88b49ab7ccb9b79f72c0961fbbf631 49348
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 "Оооочень нужнооо 3^x+8*3^-x>=9 Это неравенство с показателями. Очень нужно..."
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
3^x + 8*3^(-x) ≥ 9
3^(2x) - 9*(3^x) + 8 ≥ 0
3^x = t
t² - 9t + 8 = 0
t₁ = 1
t₂ = 8
1) 3^x = 1
3^x = 3°
x₁ = 0
2) 3^x = 8
log₃ (3^x) = log₃ 8
x₂ = log₃ 8