Пожалуйста!!! Решите неравенство: (5)/(x-7) >2 Только решайте не в строчку ;). Created by dangor. algebra-ru

5/(х-7)>2ОДЗ х не равен 75/(х-7)-2>0(5-2(х-7))/(х-7)>0(5-2х+14)/(х-7)>0(-2х+19)/(х-7)>0{-2х+19>0. {х-7>0. 2х<19. х>7. х<9.5. х>7х е (7; 9.5)или {2х+19<0. {х-7<0. 2х>19х<7х>9.5 и х <7пересечений нет Ответ х принадлежит интервалу от (7 ; 9.5) Новые вопросы в Алгебра8. Знайдіть всі значення х, при яких має зміст вираз:1/(x + 1)1. Розв'язати нерівність розв'язками нерівності. 1/(2(x + 1) - 1/2x <= 1 У вiдповiдь записати суму всіх цілих чисел, які не2. Розв'язати нерівніс…ть розв'язками нерівності. 1/x² - 3x + 2 <= 1/2 У відповідь записати добуток усіх цілих чисел, які не3. Розв'язати нерівність розв'язок. x - 8/x² - 5x + 4 > 2/x + 1. У відповідь записати найменший додатний цілиAB=√(Xb-Xa)2+(Yb-Ya)2 как читается формулаУ шкільній їдальні учнів можна розсадити по чотири за столом. Яку найменшу кількість столівзаймуть учні першого класу, якщо у ньому навчається 25 учн…ів?Пожалуйста помогите!Х + 5/12= 11/12ПлизПожалуйста помогите!Х + 5/12= 11/12Срочно оооопомогите решить пожалуйста, если можно словами тоже чутка объяснить:^)ПОМОГИТЕ ПОЖАЛУЙСТАнужно решить срочноСформулюйте алгоритм розв'язання лінійної нерівності з однією змінноюрозв'яжіть систему рівняньПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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\u0437\u0430\u043f\u0438\u0441\u0430\u0442\u0438 \u0434\u043e\u0431\u0443\u0442\u043e\u043a \u0443\u0441\u0456\u0445 \u0446\u0456\u043b\u0438\u0445 \u0447\u0438\u0441\u0435\u043b, \u044f\u043a\u0456 \u043d\u0435\n3. \u0420\u043e\u0437\u0432'\u044f\u0437\u0430\u0442\u0438 \u043d\u0435\u0440\u0456\u0432\u043d\u0456\u0441\u0442\u044c \u0440\u043e\u0437\u0432'\u044f\u0437\u043e\u043a. x - 8\/x\u00b2 - 5x + 4 > 2\/x + 1. \u0423 \u0432\u0456\u0434\u043f\u043e\u0432\u0456\u0434\u044c \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u0438 \u043d\u0430\u0439\u043c\u0435\u043d\u0448\u0438\u0439 \u0434\u043e\u0434\u0430\u0442\u043d\u0438\u0439 \u0446\u0456\u043b\u0438"},{"id":49774586,"content":"AB=\u221a(Xb-Xa)2+(Yb-Ya)2 \u043a\u0430\u043a \u0447\u0438\u0442\u0430\u0435\u0442\u0441\u044f \u0444\u043e\u0440\u043c\u0443\u043b\u0430"},{"id":49774087,"content":"\u0423 \u0448\u043a\u0456\u043b\u044c\u043d\u0456\u0439 \u0457\u0434\u0430\u043b\u044c\u043d\u0456 \u0443\u0447\u043d\u0456\u0432 \u043c\u043e\u0436\u043d\u0430 \u0440\u043e\u0437\u0441\u0430\u0434\u0438\u0442\u0438 \u043f\u043e \u0447\u043e\u0442\u0438\u0440\u0438 \u0437\u0430 \u0441\u0442\u043e\u043b\u043e\u043c. \u042f\u043a\u0443 \u043d\u0430\u0439\u043c\u0435\u043d\u0448\u0443 \u043a\u0456\u043b\u044c\u043a\u0456\u0441\u0442\u044c \u0441\u0442\u043e\u043b\u0456\u0432\n\u0437\u0430\u0439\u043c\u0443\u0442\u044c \u0443\u0447\u043d\u0456 \u043f\u0435\u0440\u0448\u043e\u0433\u043e \u043a\u043b\u0430\u0441\u0443, \u044f\u043a\u0449\u043e \u0443 \u043d\u044c\u043e\u043c\u0443 \u043d\u0430\u0432\u0447\u0430\u0454\u0442\u044c\u0441\u044f 25 \u0443\u0447\u043d\u0456\u0432?"},{"id":49774061,"content":"\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430 \u043f\u043e\u043c\u043e\u0433\u0438\u0442\u0435!\n\u0425 + 5\/12= 11\/12\n\u041f\u043b\u0438\u0437"},{"id":49774060,"content":"\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430 \u043f\u043e\u043c\u043e\u0433\u0438\u0442\u0435! \n\u0425 + 5\/12= 11\/12\n\u0421\u0440\u043e\u0447\u043d\u043e \u043e\u043e\u043e\u043e"},{"id":49773946,"content":"\u043f\u043e\u043c\u043e\u0433\u0438\u0442\u0435 \u0440\u0435\u0448\u0438\u0442\u044c \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u0435\u0441\u043b\u0438 \u043c\u043e\u0436\u043d\u043e \u0441\u043b\u043e\u0432\u0430\u043c\u0438 \u0442\u043e\u0436\u0435 \u0447\u0443\u0442\u043a\u0430 \u043e\u0431\u044a\u044f\u0441\u043d\u0438\u0442\u044c:^)\u200b"},{"id":49773881,"content":"\u041f\u041e\u041c\u041e\u0413\u0418\u0422\u0415 \u041f\u041e\u0416\u0410\u041b\u0423\u0419\u0421\u0422\u0410\n\u043d\u0443\u0436\u043d\u043e \u0440\u0435\u0448\u0438\u0442\u044c \u0441\u0440\u043e\u0447\u043d\u043e"},{"id":49773875,"content":"\u0421\u0444\u043e\u0440\u043c\u0443\u043b\u044e\u0439\u0442\u0435 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c \u0440\u043e\u0437\u0432'\u044f\u0437\u0430\u043d\u043d\u044f \u043b\u0456\u043d\u0456\u0439\u043d\u043e\u0457 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(x-7) >2 Только решайте не в строчку ;)...

dangor @dangor

July 2022 1 15 Report

Пожалуйста!!! Решите неравенство: (5)/(x-7) >2
Только решайте не в строчку ;)

Answers & Comments

dustInEyes

Verified answer

5/(х-7)>2
ОДЗ х не равен 7

5/(х-7)-2>0
(5-2(х-7))/(х-7)>0
(5-2х+14)/(х-7)>0
(-2х+19)/(х-7)>0

{-2х+19>0.
{х-7>0.

2х<19.
х>7.

х<9.5.
х>7
х е (7; 9.5)

или

{2х+19<0.
{х-7<0.

2х>19
х<7

х>9.5 и х <7

пересечений нет

Ответ х принадлежит интервалу от (7 ; 9.5)