Home
О нас
Products
Services
Регистрация
Войти
Поиск
elya0000
@elya0000
August 2021
1
2
Report
тригонометрия ! срочно ! под номером 6 доказать тождество !КАРТИНКА ВНУТРИ
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
A)tg2a*3ctg2a=3
3=3
2tga/(1-tg²a)=tg2a
tg2a*ctg2a=1
b)cos(3a-a)/(sina+cosa)=cos2a/(sina+cosa)=(cos²a-sin²a)/(sina+cosa)=
=(cosa-sina)(sina+cosa)/
(sina+cosa)=cosa-sina
0 votes
Thanks 2
More Questions From This User
See All
elya0000
July 2022 | 0 Ответы
trigonometriya srochno pod nomerom 6 dokazat tozhdestvo kartinka vnutri704620d7de68e205181f93d74b8bb78d 35815
Answer
elya0000
July 2022 | 0 Ответы
ochen srochno dayu 30 ballov sostavit uravnenie ploskosti esli tochka m3 24
Answer
elya0000
November 2021 | 0 Ответы
reshite trigonometricheskoe uravnenie pozhalujsta srochno 5 sin2xcos2x0 6sin
Answer
elya0000
October 2021 | 0 Ответы
4)...
Answer
elya0000
October 2021 | 0 Ответы
4)...
Answer
elya0000
September 2021 | 0 Ответы
4)...
Answer
elya0000
September 2021 | 0 Ответы
pomogiteeeeeeeee chto oznachaet lagernye universitety
Answer
рекомендуемые вопросы
rarrrrrrrr
August 2022 | 0 Ответы
o chem dolzhny pozabotitsya v pervuyu ochered vzroslye pri organizacionnom vyvoze n
danilarsentev
August 2022 | 0 Ответы
est dva stanka na kotoryh vypuskayut odinakovye zapchasti odin proizvodit a zapcha
myachina8
August 2022 | 0 Ответы
najti po grafiku otnoshenie v3v1 v otvetah napisano 9 no nuzhno reshenie
ydpmn7cn6w
August 2022 | 0 Ответы
Choose the correct preposition: 1.I am fond (out,of,from) literature. 2.where ar...
millermilena658
August 2022 | 0 Ответы
opredelite kak sozdavalas i kto sozdaval arabskoe gosudarstvo v kracii
MrZooM222
August 2022 | 0 Ответы
ch ajtmanov v rasskaze krasnoe yabloko ispolzuet metod rasskaz v rasskaze opi
timobila47
August 2022 | 0 Ответы
kakovo bylo naznachenie kazhdoj iz chastej vizantijskogo hrama pomogite pozhalujsta
ivanyyaremkiv
August 2022 | 0 Ответы
moment. 6....
pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513
sarvinozwakirjanova
August 2022 | 0 Ответы
pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631
×
Report "тригонометрия ! срочно ! под номером 6 доказать тождество !КАРТИНКА ВНУТРИ..."
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 © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
A)tg2a*3ctg2a=33=3
2tga/(1-tg²a)=tg2a
tg2a*ctg2a=1
b)cos(3a-a)/(sina+cosa)=cos2a/(sina+cosa)=(cos²a-sin²a)/(sina+cosa)=
=(cosa-sina)(sina+cosa)/(sina+cosa)=cosa-sina