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zax1788
@zax1788
July 2022
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Помогите, пожалуйста решить уравнения: 2-х^2=0
х^2-2х+1=0
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litanalove
1) 2 -x² =0
-x² = -2
x=√2
2) x² -2x +1 =0
D =4 -4 =0
x1 =(2+0)/2 =1
x2 =(2-0)/2 =1
ответ: x =1
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Answers & Comments
-x² = -2
x=√2
2) x² -2x +1 =0
D =4 -4 =0
x1 =(2+0)/2 =1
x2 =(2-0)/2 =1
ответ: x =1