(-2)/(|x|+1) "знак больше или равно" |x|-2. Created by Mapper. algebra-ru

(|x|+1) "знак больше или равно" |x|-2...

Mapper @Mapper

August 2021 1 10 Report

(-2)/(|x|+1) "знак больше или равно" |x|-2

Answers & Comments

oganesbagoyan

Verified answer

* * * * *    Без разговора * * * * *
- 2/(| x | +1) ≥ | x | -2 ; | x | +1 ≥ 1 > 0
-2 ≥ (| x | +1 )(| x | -2 ) ;
-2 ≥ | x |² - | x | - 2 ;
| x | ( | x | -1) ≤ 0 ;
0  ≤  x |  ≤ 1 ;
| x |  ≤ 1 ;
-1  ≤ x  ≤ 1 .
ответ : x∈ [ -1 ; 1 ] .

0 votes Thanks 0

napishite po himii 1 oksid natriya 2 nitrat litiya 3 solyanaya kislota 4 gidroks

Answer

Mapper August 2022 | 0 Ответы

Answers & Comments

Verified answer

napishite po himii 1 oksid natriya 2 nitrat litiya 3 solyanaya kislota 4 gidroks

x...

3x - 4...

proizvesti raschet cepi zapolnit tablicu c12 c23 c31 c44 u10

pomogite s himiej dayu 30 ballov nado slozhit 1 h3po caoh2 2feo3 hno3

pomogite s resheniem82a4f64011c11236916850b9eaaeaab4 86219

pomogite pozhalujsta otvetit na vydelennyj vopros esli chto tekst pod nim pomo

razberite kak po usloviyu zadachi sostavleno uravnenie i reshite zadachu klient

1) NAOH + P2O5 2) KOH + SO3 3) BAOH2 + SO3 5) FEOH2 + HBr 6) LIOH + CuSO4...

рекомендуемые вопросы

Helpful Links

Helpful Social