Home
О нас
Products
Services
Регистрация
Войти
Поиск
Кедруша
@Кедруша
July 2022
1
2
Report
Решите неравенство
[tex] \frac{45}{(4^{2-x^{2} } - 1)^2} - \frac{18}{4^2-x^} -1} + 1 \geq 0 [/tex]
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
sedinalana
Verified answer
²ОДЗ
4^(2-x²)-1≠0
4^(2-x²)≠1
2-x²≠0
x²≠2
x≠-√2 U x≠√2
4^(2-x²)-1=a
45/a²-18/a+1≥0
45-18a+a²≥0
a1+a2=18 U a1*a2=45
a1=3 U a2=15
+ _ +
------------------[3]--------------[15]----------------
a≤3⇒4^(2-x²)≤3⇒2-x²≤log(4)3⇒(x-√(2-log(4)3))(x+√(2-log(4)3))≥0
x≤-√(2-log(4)3) U x≥√(2-log(4)3)
a≥15⇒4^(2-x²)≥15⇒2-x²≥log(4)15⇒(x-√(2-log(4)15))(x+√(2-log(4)15))≤0
-√(2-log(4)15)≤x≤√(2-log(4)15)
0 votes
Thanks 0
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 "tex]..."
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
²ОДЗ4^(2-x²)-1≠0
4^(2-x²)≠1
2-x²≠0
x²≠2
x≠-√2 U x≠√2
4^(2-x²)-1=a
45/a²-18/a+1≥0
45-18a+a²≥0
a1+a2=18 U a1*a2=45
a1=3 U a2=15
+ _ +
------------------[3]--------------[15]----------------
a≤3⇒4^(2-x²)≤3⇒2-x²≤log(4)3⇒(x-√(2-log(4)3))(x+√(2-log(4)3))≥0
x≤-√(2-log(4)3) U x≥√(2-log(4)3)
a≥15⇒4^(2-x²)≥15⇒2-x²≥log(4)15⇒(x-√(2-log(4)15))(x+√(2-log(4)15))≤0
-√(2-log(4)15)≤x≤√(2-log(4)15)