решите пожалуйсто срочно. Created by dabon. algebra-ru

У= кх+b А (3;8) ⇒ х=3 ; у=8В(- 4 ;1 ) ⇒ х=-4 ; у=1Подставим координаты и решим систему уравнений:{8=3k+b ⇒ b= 8-3k {1=-4k+b Метод подстановки.1= -4k + 8-3k4k+3k=8-17k=7к=7/7k=1b= 8-3*1=5Уравнение прямой: у= х+5 Новые вопросы в АлгебраДАЮ 30 балів!!!!система рівняння графічнах-2у=1у-х=-2Алгебра ДПА 9 класс 2 вариант 1.7Алгебра Мерзляк ДПА 9 класс 1.9 1 вариантАлгебра Мерзляк ДПА 9 классДопоможітьбудь ласка Знайдіть суму 100 перших членів послідовності аn, якщо ат = 2n+1Варіанти відповідей1020020400120001020a1=-5; d=6. Скільки треба взяти членів прогресії, щоб їх сума дорівнювала 35?Варіанти відповідей25730Помогите пожайлуста даю 70 балов!!!Верно ли,что если сумма a² + b²(a и b натуральные)делятся на 11,то числа a и b делятся на 11?Срочно с решениемПЛИСПредыдущийСледующийВместе мы знаем большеЭтот сайт использует cookies Политика Cookies . 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решите пожалуйсто срочно...

dabon @dabon

July 2022 1 3 Report

решите пожалуйсто срочно

Answers & Comments

zhenyaM2002

Verified answer

У= кх+b
А (3;8) ⇒ х=3 ; у=8
В(- 4 ;1 ) ⇒ х=-4 ; у=1
Подставим координаты и решим систему уравнений:
{8=3k+b ⇒ b= 8-3k
{1=-4k+b
Метод подстановки.
1= -4k + 8-3k
4k+3k=8-1
7k=7
к=7/7
k=1
b= 8-3*1=5

Уравнение прямой: у= х+5