Home
О нас
Products
Services
Регистрация
Войти
Поиск
sewonhan
@sewonhan
August 2021
1
31
Report
Упростите выражение (1+sin4a-cos4a)/(1+cos4a+sin4a)
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
Vas61
(cos²2α+sin²2α+2sin2αcos2α-cos²2α+sin²2α)/(cos²2α+sin²2α+cos²2α-sin²2α+2sin2αcos2α)=(2sin²2α+2sin2αcos2α)/(2cos²2α+2sin2αcos2α)=
2sin2α(sin2α+cos2α)/2cos2α(cos2α+sin2α)=sin2α/cos2α=tg2α
2 votes
Thanks 5
×
Report "(1+cos4a+sin4a)..."
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
2sin2α(sin2α+cos2α)/2cos2α(cos2α+sin2α)=sin2α/cos2α=tg2α