Home
О нас
Products
Services
Регистрация
Войти
Поиск
lelyanovo1999
@lelyanovo1999
March 2022
1
7
Report
Решите уравнение с логарифмами (3)
Решение пожалуйста
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
ОДЗ
x>0 U x≠1
Перейдем к основанию 4
log(4)(8x)/log(4)x *log²(4)x=1
log(4)(8x)*log(4)x=1
(log(4)x+1,5)*log(4)x)-1=0
log(4)x=a
a²+1,5a-1=0
a1+a2=-1,5 U a1*a2=-1
a1=-2⇒log(4)x=-2⇒x=1/16
a2=0,5⇒log(4)x=0,5⇒x=2
x0=1/16
k=2
64kx0=64*2*1/16=8
1 votes
Thanks 1
lelyanovo1999
объясните откуда 1,5?
More Questions From This User
See All
lelyanovo1999
August 2022 | 0 Ответы
reshite pozhalujsta logarifmicheskoe neravestvo 3 pod b spasibki
Answer
lelyanovo1999
August 2022 | 0 Ответы
5*4^(x-1)-16^(x)+0.25*2^(2x+2)+7=0...
Answer
lelyanovo1999
August 2022 | 0 Ответы
reshite pokazatelnoe uravnenie pod cifroj 9
Answer
lelyanovo1999
August 2022 | 0 Ответы
najdite ploshad ravnostoronnego treugolnika so storonoj 12 sm teoremu pifagora
Answer
lelyanovo1999
August 2022 | 0 Ответы
menshaya storona pryamougolnika ravna 5 ugol mezhdu diagonalyami 60 najti diagonal
Answer
lelyanovo1999
July 2022 | 0 Ответы
x5 s koordinatami postroeniya
Answer
lelyanovo1999
July 2022 | 0 Ответы
ona tancevala strastno s uvlecheniem i vals i polku i kadril sintaksicheski
Answer
lelyanovo1999
July 2022 | 0 Ответы
skolko iz cifr 1379 mozhno sostavit razlichnyh pyatiznachnyh chisel bez povtoren7c8918d39174b5615fe3cca2d38ae384 45460
Answer
lelyanovo1999
July 2022 | 0 Ответы
x42x2 30 reshit uravnenie
Answer
lelyanovo1999
July 2022 | 0 Ответы
sm mediana ravnobedrennogo pryamougolnogo treugolnika avs provedennaya iz vershin
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 "Решите уравнение с логарифмами (3) Решение пожалуйста..."
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
ОДЗx>0 U x≠1
Перейдем к основанию 4
log(4)(8x)/log(4)x *log²(4)x=1
log(4)(8x)*log(4)x=1
(log(4)x+1,5)*log(4)x)-1=0
log(4)x=a
a²+1,5a-1=0
a1+a2=-1,5 U a1*a2=-1
a1=-2⇒log(4)x=-2⇒x=1/16
a2=0,5⇒log(4)x=0,5⇒x=2
x0=1/16
k=2
64kx0=64*2*1/16=8