Home
О нас
Products
Services
Регистрация
Войти
Поиск
sp4rrow111
@sp4rrow111
July 2022
1
9
Report
если tg(a) = 2, то значение ctg(3a) равно. варианты 1) 1/2 2)1/12. 3)12/13 4)11/2. 5)47/52
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
sedinalana
Verified answer
Tga=2
ctg3a=1/tg3a=(1-tg²a)/(3tga-tg³a)=(1-4)/(6-8)=-3/(-2)=1,5
tg3a=(3tga-tg³a)/(1-tg²a)
0 votes
Thanks 0
×
Report "52..."
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
Tga=2ctg3a=1/tg3a=(1-tg²a)/(3tga-tg³a)=(1-4)/(6-8)=-3/(-2)=1,5
tg3a=(3tga-tg³a)/(1-tg²a)