Heelp) 2sin^2x-2cos^2x-√3=0. Created by lubavuuuushka. algebra-ru

Heelp) 2sin^2x-2cos^2x-√3=0...

lubavuuuushka @lubavuuuushka

July 2022 1 15 Report

Heelp)
2sin^2x-2cos^2x-√3=0

Answers & Comments

safin1ilya

Verified answer

2sin²x-2cos²x-√3=0
2(sin²x-cos²x)=√3 |:2
sin²x-cos²x=√3/2|•(-1)
cos²x-sin²x=-√3/2
cos2x=-√3/2
2x=±(п-arccos√3/2)+2пn,n€z
2x=±5п/6+2пn,n€z
x=±5п/12+пn,n€z

18 votes Thanks 39

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

Answers & Comments

Verified answer

рекомендуемые вопросы

Helpful Links

Helpful Social