Помогите решить систему уравнений[tex]x - 2y + z - 4 = 0 \\ 2x + 2y - z - 8 = 0[/tex]. Created by p0larbear. algebra-ru

tex]...

p0larbear @p0larbear

August 2022 1 14 Report

Помогите решить систему уравнений
[tex]x - 2y + z - 4 = 0 \\ 2x + 2y - z - 8 = 0[/tex]

Answers & Comments

Universalka

Verified answer

$\left \{ {{x-2y+z-4=0} \atop {2x+2y-z-8=0}} \right.\\\\+\left \{ {{x-(2y-z)=4} \atop {2x+(2y-z)=8}} \right.\\\\--------\\\\3x=12\\\\x=4\\\\-2y+z=0\\\\z=2y\\\\4--2y+2y-4=0\\\\y=0\\\\z=2*0=0$

Ответ : (4 ; 0 ; 0)

1 votes Thanks 1

pomogite pozhalujsta sostavit obshij vopros dlya kazhdogo predlozheniya i postavit g

Answer

Answers & Comments

Verified answer

tex]...

optika v proshlyj raz postavila malenkoe kol vo ballov mozhet sejchas kto nibud

nuzhna pomosh po teme elektrichestvo

nuzhna pomosh s infinitivami

pylinka zaryad kotoroj raven 10 mkkl a massa ravna 1 mg vletaet v odnorodnoe m

s v odnorodnoe magnitnoe pole indukciej b023tl pod uglom a45 k napravleniyu b

dajte nazvaniya soedineniyam po iyupak

nuzhno reshit vtoroe ogromnoe spasibo

eto poslednie zadaniya chestno d1 e i 2 e

pomogite pozhalujsta sostavit obshij vopros dlya kazhdogo predlozheniya i postavit g

рекомендуемые вопросы

Helpful Links

Helpful Social