Home
О нас
Products
Services
Регистрация
Войти
Поиск
krasvetaficbook
@krasvetaficbook
August 2022
1
36
Report
Дано: 2sinА - 2cosА = 1
Найдите: sinАcosА = ?
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
kirichekov
Verified answer
2sinα-2scosα=1, 2*(sinα-cosα)=1
sinα-cosα=1/2
(sinα-cosα)²=(1/2)²
sin²α-2sinαcosα+cos²α=1/4
(sin²α+cos²α)-2sinαcosα=1/4
2sinαcosα=1-1/4, 2sinαcosα=3/4 | : 2
sinαcosα=3/8
1 votes
Thanks 1
More Questions From This User
See All
krasvetaficbook
August 2022 | 0 Ответы
posle togo kak iz plotno zakrytogo sosuda udalili vozduh sosud na n po obemu
Answer
krasvetaficbook
August 2022 | 0 Ответы
tex]...
Answer
krasvetaficbook
July 2022 | 0 Ответы
tex]...
Answer
krasvetaficbook
July 2022 | 0 Ответы
srochno 75 ballov najti polnoe soprotivlenie uchastka esli kazhdoe soprotivlenie
Answer
krasvetaficbook
July 2022 | 0 Ответы
tex]...
Answer
krasvetaficbook
July 2022 | 0 Ответы
reshit neravenstvo 30 ballov 4x 2x1 lt 8
Answer
krasvetaficbook
July 2022 | 0 Ответы
tex reshite pozhalujsta odno iz dvuh esli smozhete to oba
Answer
krasvetaficbook
July 2022 | 0 Ответы
reshit uravnenie 2020 ballov22h1 32h1 56hs resheniem pozhalujst
Answer
krasvetaficbook
July 2022 | 0 Ответы
reshit uravnenie cos3xsin4x14538ce7c82c713aacd515426ab2de5b3 27958
Answer
krasvetaficbook
June 2022 | 0 Ответы
152150a8bb86fe51ebf34ad0ea9700116f1 91890
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 "Дано: 2sinА - 2cosА = 1 Найдите: sinАcosА = ?..."
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
2sinα-2scosα=1, 2*(sinα-cosα)=1sinα-cosα=1/2
(sinα-cosα)²=(1/2)²
sin²α-2sinαcosα+cos²α=1/4
(sin²α+cos²α)-2sinαcosα=1/4
2sinαcosα=1-1/4, 2sinαcosα=3/4 | : 2
sinαcosα=3/8