Решите уравнение x-√x+1 =5. Created by Masushenka. algebra-ru

Решите уравнение x-√x+1 =5...

Masushenka @Masushenka

July 2022 1 13 Report

Решите уравнение
x-√x+1 =5

Answers & Comments

ShirokovP

Verified answer

- √(x + 1) = - x + 5
√(x + 1) = x - 5

ОДЗ
x ≥ 5

x + 1 = x^2 - 10x + 25
x^2 - 11x + 24 = 0
D = 121 - 96 = 25
x1 = (11 + 5)/2 = 16/2 = 8 ∈ ОДЗ
x2 = (11 - 5)/2 = 6/2 = 3 ∉ ОДЗ

Ответ
8

12 votes Thanks 13

Write why do you love learning English...

Answer

Masushenka August 2022 | 0 Ответы

reshite pozhalujsta13106510

Answer

Masushenka August 2022 | 0 Ответы

perevedite na anglijskij yazyk ya b hotela rasskazat o svoem otce ego zovut yura

Answer

Masushenka August 2022 | 0 Ответы

Answers & Comments

Verified answer

Write why do you love learning English...

reshite pozhalujsta13106510

perevedite na anglijskij yazyk ya b hotela rasskazat o svoem otce ego zovut yura

napishite sochinenie dlya shestogo klassa na temu my favourite shop

mayut dva splavi zolota i sribla v odnomu kilkist cih metaliv znahoditsya u v

pomogite pozhalujstaosnova ravnobedrennogo treugolnika 32 sm cherez tochku per

obyasnite kak najti radius kruga x2y2 14x6y 23

reshite uravnenie sin2acos2a

6)...

tex]...

рекомендуемые вопросы

Helpful Links

Helpful Social