[tex]\displaystyle\bf\\4x^{2} +8x+4=0 \ |:4\\\\x^{2} +2x+1=0\\\\(x+1)^{2} =0\\\\x+1=0\\\\\boxed{x=-1}[/tex]
Ответ:Я сделал както-так
Объяснение:
4х^2+8х+4 = 0
(2х+2)^2 = 0
2х+2 = 0
2х = -2х = -1
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[tex]\displaystyle\bf\\4x^{2} +8x+4=0 \ |:4\\\\x^{2} +2x+1=0\\\\(x+1)^{2} =0\\\\x+1=0\\\\\boxed{x=-1}[/tex]
Ответ:
Я сделал както-так
Объяснение:
4х^2+8х+4 = 0
(2х+2)^2 = 0
2х+2 = 0
2х = -2
х = -1