Home
О нас
Products
Services
Регистрация
Войти
Поиск
sven76crew
@sven76crew
August 2021
1
19
Report
помогите с первым, тригонометрия
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
aleks41
1/(1+tg²α)+1/((1+ctg²α)=
1) 1+tg²α=1/cos²α;
2)1/1/cos²α=cos²α.
3) 1+ctg²α=1/sin²α;
4) 1/1/sin²α=sin²α.
5) cos²α+sin²α=1.
Ответ: 1.
0 votes
Thanks 1
×
Report "помогите с первым, тригонометрия..."
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
1) 1+tg²α=1/cos²α;
2)1/1/cos²α=cos²α.
3) 1+ctg²α=1/sin²α;
4) 1/1/sin²α=sin²α.
5) cos²α+sin²α=1.
Ответ: 1.