Home
О нас
Products
Services
Регистрация
Войти
Поиск
vladushka991
@vladushka991
March 2022
1
5
Report
Найдите наибольшее значение функции на отрезке
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
Y=8x³+21x²-90x-189 [-5;0.5]
y'=24x²+42x-90=0
12x²+21x-45=0 D=21²+4*12*45=441+2160=2601 √2601=51
x1=1/2[-21-51]=-36
x2=1/2[-21+51]=15
------------ -36----- -5--------- 0.5--- 15---------
+ - +
функция убывает на заданном отрезке → наибольшее значение при
х=5
y(5)=8*5³+21*25-90*5-189=1000+525-450-189=886
0 votes
Thanks 0
More Questions From This User
See All
vladushka991
July 2022 | 0 Ответы
najdite znachenie vyrazheniya487ae581dbf5eaf03cb2152718625cdb 23853
Answer
vladushka991
July 2022 | 0 Ответы
reshite neravenstvo pozhalujsta343f8dac8c37a577168d013b44b7db08 65650
Answer
vladushka991
July 2022 | 0 Ответы
pomogite doreshat uravnenie53dc0496249afbc04ee97d0c54a0092c 18984
Answer
vladushka991
July 2022 | 0 Ответы
pomogite reshit uravnenie2c6dde236d8ee3aaf0e0a8d7f1a59f25 33495
Answer
vladushka991
July 2022 | 0 Ответы
rasstroite funkciyu i najdite ee naibolshee znachenie
Answer
vladushka991
July 2022 | 0 Ответы
pomogite pozhalujsta57aa47a9261b0f50239da10367e94d43 22227
Answer
vladushka991
March 2022 | 0 Ответы
najdite znachenie vyrazheniyad9f7f58d8a34ca36130f65e84dac746d 5098
Answer
vladushka991
March 2022 | 0 Ответы
reshite neravenstvo pozhalujsta5c3c763e22237a851edeaa8061febe77 71329
Answer
vladushka991
November 2021 | 0 Ответы
pomogite reshit neravenstvoe1ff1f63a490c51a937937822aa906c7 91923
Answer
vladushka991
September 2021 | 0 Ответы
reshite uravnenie i najdite korni na promezhutke
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 "Найдите наибольшее значение функции на отрезке..."
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 © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Y=8x³+21x²-90x-189 [-5;0.5]y'=24x²+42x-90=0
12x²+21x-45=0 D=21²+4*12*45=441+2160=2601 √2601=51
x1=1/2[-21-51]=-36
x2=1/2[-21+51]=15
------------ -36----- -5--------- 0.5--- 15---------
+ - +
функция убывает на заданном отрезке → наибольшее значение при
х=5
y(5)=8*5³+21*25-90*5-189=1000+525-450-189=886