Home
О нас
Products
Services
Регистрация
Войти
Поиск
dimahong15
@dimahong15
June 2022
1
13
Report
Помогите решить уравнения!Срочно!Буду благодарна!Срочно
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
sharadi
Verified answer
1) Сosx = 1/√2
x = +-arcCos1/√2 + 2πk , k ∈Z
x = +-π/4 + 2πk , k ∈Z
2) tg2x = -√3/3
2x = arctg(-√3/3) + πk , k ∈Z
2x = -π/6 + πk , k ∈ Z
x = -π/12 + πk/2 , k ∈Z
0 votes
Thanks 1
×
Report "Помогите решить уравнения!Срочно!Буду благодарна!Срочно..."
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
1) Сosx = 1/√2x = +-arcCos1/√2 + 2πk , k ∈Z
x = +-π/4 + 2πk , k ∈Z
2) tg2x = -√3/3
2x = arctg(-√3/3) + πk , k ∈Z
2x = -π/6 + πk , k ∈ Z
x = -π/12 + πk/2 , k ∈Z