Home
О нас
Products
Services
Регистрация
Войти
Поиск
mul1
@mul1
July 2022
1
7
Report
3sin^2x+4cos^2x-13sinxcosx=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
N0RVE1
Всё делим на: cos^2x.
3tg^2x-13tgx+4=0
Tgx=y;
3y^2-13y+4;
D=169-48=121=11^2;
Y1=13+11/6=4
Y2=13-11/6=1/3
Tgx=4
x=arctg4+Pin, n(-Z;
Tgx=1/3
X=arctg1/3+Pik, k(-Z
(- значит принадлежит
1 votes
Thanks 10
More Questions From This User
See All
mul1
August 2022 | 0 Ответы
a b2 a c2 razlozhit
Answer
mul1
August 2022 | 0 Ответы
(x-1)(x+1)=x^2-2(x-3)...
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 "3sin^2x+4cos^2x-13sinxcosx=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
3tg^2x-13tgx+4=0
Tgx=y;
3y^2-13y+4;
D=169-48=121=11^2;
Y1=13+11/6=4
Y2=13-11/6=1/3
Tgx=4
x=arctg4+Pin, n(-Z;
Tgx=1/3
X=arctg1/3+Pik, k(-Z
(- значит принадлежит