Решите уравнение:Прошу!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Даю 20 баллов (х+4)^2-x^2=2x+1. Created by 87029089450. algebra-ru

Решите уравнение:Прошу!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Даю 20 баллов (х+4)^2...

July 2022 1 9 Report

Решите уравнение:Прошу!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Даю 20 баллов
(х+4)^2-x^2=2x+1

ShirokovP

(x^2 + 8x + 16) - x^2 = 2x + 1
8x + 16 = 2x + 1
8x - 2x = 1 - 16
6x = - 15
x = - 15/6 = - 2,5

2 votes Thanks 1