упрастить cos4a*cos6a+cos2a+sin4a*sin6a...

wirin1995 @wirin1995

July 2022 1 6 Report

упрастить cos4a*cos6a+cos2a+sin4a*sin6a

Answers & Comments

lalisalbi

$cos4\alpha*cos6\alpha+cos2\alpha+sin4\alpha*sin6\alpha=$

$\frac{1}{2}(cos10\alpha+cos2\alpha)+\frac{1}{2}(cos2\alpha-cos10\alpha)+cos2\alpha=$

$\frac{2cos2\alpha}{2}+cos2\alpha=2cos2\alpha$

6 votes Thanks 9

More Questions From This User See All

wirin1995 July 2022 | 0 Ответы

zhivet tam s 1945 g

wirin1995 July 2022 | 0 Ответы

sin2...

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

pozhalujsta8b98a56c0152a07b8f4cbcd89aa2f01e 97513

sarvinozwakirjanova August 2022 | 0 Ответы

pomogite pozhalusto pzha519d7eb8246a08ab0df06cc59e9dedb 6631

Helpful Links

Политика конфиденциальности

Правила и условия

Контакты

Helpful Social

Copyright © 2024 SCHOLAR.TIPS - All rights reserved.