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angelinakatkova746
@angelinakatkova746
August 2022
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помогите решить уравнение 2х²-4х+6=0
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Fhvsdb
2х^2-4х=0-6
-2х=-5
Х=2,5
0 votes
Thanks 1
UnRuS
2x^2-4x+6=0
2x(x-2)+6=0
2x+6=0 ; x-2=0
2x=-6 x=2
x= -3
Ответ: -3; 2
1 votes
Thanks 1
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Answers & Comments
-2х=-5
Х=2,5
2x(x-2)+6=0
2x+6=0 ; x-2=0
2x=-6 x=2
x= -3
Ответ: -3; 2