Ответы 1
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°- квадрат
A) 3x°-2x-4=0
X1=(1+√13):3
X2=(1+√13):3
Б)(x-1)(2x+3)=-2
2x°+3x-2x-3+2=0
2x°+x-1=0
X1=-1
X2=0,5
B) x°+7x-8x=0
X°-x=0
X(x-1)=0
X1=0
X2=1
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Автор:
caleb73 - 6 лет назад
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