Home
О нас
Products
Services
Регистрация
Войти
Поиск
5natusik5
@5natusik5
August 2022
2
11
Report
Решить
2-6sinxcosx=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
dtnth
Verified answer
Используя формулу синуса двойного угла
перепишем уравнение
k є Z
5 votes
Thanks 6
ЕкарныйБабай
Sin2x=2sinx cosx
2-6sinxcosx=0
2-3sin 2x=0
sin2x= 2/3
2x= (-1)^k arcsin(2/3) +
πk k⊂Z
x= (-1)^k arcsin(2/3) / 2+ πk/2 k⊂Z
2 votes
Thanks 2
×
Report "Решить 2-6sinxcosx=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 © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Используя формулу синуса двойного углаперепишем уравнение
k є Z
2-6sinxcosx=0
2-3sin 2x=0
sin2x= 2/3
2x= (-1)^k arcsin(2/3) + πk k⊂Z
x= (-1)^k arcsin(2/3) / 2+ πk/2 k⊂Z