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AlexanderVa
@AlexanderVa
August 2022
2
12
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y^2+6y - 2y +3 = 12
6 2
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mmariahelp
Умножаем обе части уравнения на 12
получаем: 2у^2+12у-12у-18=144
сокращаем:2у^2-162=0
делим обе части уравнения на 2
получаем:у^2-81=0
у^2=81
у=9 или у=-9
4 votes
Thanks 7
Эльмар007
Y^2+6y/6-2y+3/2=12
y^2+6y/6-2y+3/2-12=0
2y^2+12y-12y-18-144/12=0
2y^2-162=0
y^2=81
y1=9
y2=-9
2 votes
Thanks 5
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Answers & Comments
получаем: 2у^2+12у-12у-18=144
сокращаем:2у^2-162=0
делим обе части уравнения на 2
получаем:у^2-81=0
у^2=81
у=9 или у=-9
y^2+6y/6-2y+3/2-12=0
2y^2+12y-12y-18-144/12=0
2y^2-162=0
y^2=81
y1=9
y2=-9