|x|>2 Напишите решение пожалуйста. Created by WhiteKing21. algebra-ru

|x|>2 Напишите решение пожалуйста...

WhiteKing21 @WhiteKing21

August 2022 1 0 Report

|x|>2 Напишите решение пожалуйста

Answers & Comments

NNNLLL54

Verified answer

$|x|\ \textgreater \ 2\; \; \Rightarrow \; \; x\in (-\infty ,-2)\cup (2,+\infty ) \\\\\\a)\; \; x\ \textless \ 0\; \; \to \; \; |x|=-x\; \; \to \; \; -x\ \textgreater \ 2\; ,\; \; x\ \textless \ -2\\\\b)\; \; x=0\; \; \to |x|=|0|=0\; ,\; \; 0\ \textgreater \ 2\; \; neverno\\\\c)\; \; x\ \textgreater \ 0\; \; \to \; \; |x|=x\; \; \to \; \; x\ \textgreater \ 2\\\\Vuvod:\; \; |x|\ \textgreater \ 2\; \; \Rightarrow \; \; \left [ {{x\ \textless \ -2} \atop {x\ \textgreater \ 2}} \right. \; \; \Rightarrow \; \; x\in (-\infty ,-2)\cup (2,+\infty )$

/////////////(-2) ------ (2)////////////

1 votes Thanks 1

Answers & Comments

Verified answer

cina deyakogo tovaru pislya dvoh poslidovnih pidvishen zrosla na 68 prichomu persh

2 a uprostite vyrazheniefa4e1be0bba38f2edc30d1581182e33a 8908

tex]...

4sin^2 x- 11cosx -1 =0...

2sin2x3cosx otvetotvetotvetotvetotvetotvetotvet

osnova pryamoj prizmy romb s diagonalyami 16sm i 30sm bolshaya diagonal prizmy

2sin2xgt 2 yaksho mozhna to z rozvyazkom nerivnosti na odinichnomu koli i z poya

deyakij tovar dvichi na 50 na skilki zrosla jogo cina porivnyano z pochatkovoyu

otdayu poslednie baly pomogite z 2 i chtevertym

рекомендуемые вопросы

Helpful Links

Helpful Social