Предмет: Алгебра, автор: sanyavoronin7

решите уравнение (2х+3)^2=(2х-5)(2х+5)-2
сделайте плиззззззззззззззззззззззззззз

Ответы

Автор ответа: яВиктория
2
4x^2+12x+9=4x^2+10x-10x-25-2
4x^2+12x+9-4x^2=-27
12x= -36
x= -36/12
x=-3
sanyavoronin7: cпс)
яВиктория: пожалуйста
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