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vasilina365
@vasilina365
September 2021
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Помогите решить срочно !!!!
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diaannmond
Y2(квадрат)-2(y+3)=9
y2(квадрат)-2y-6-9=0
y2(квадрат)-2y-15=0
D=4-4*1*-15=64
y1=(2+8)/2=5
y2=(2-8)/2=-3
x1=5+3=8
x2=-3+3=0
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Answers & Comments
y2(квадрат)-2y-6-9=0
y2(квадрат)-2y-15=0
D=4-4*1*-15=64
y1=(2+8)/2=5
y2=(2-8)/2=-3
x1=5+3=8
x2=-3+3=0