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musikova
@musikova
July 2022
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Помогите!!!Пожайлуста
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бананчик90
Общий знаменатель- x^2-4
→2x=x(x-2)-x+2
2x=x^2-2x-x+2
x^2+x-2=0
D=1^2-4*1*(-2)=1+8=9
x1=(1+3)\2=2
x2=(1-3)\2=-1
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musikova
Спасибо большоее)))
бананчик90
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Answers & Comments
→2x=x(x-2)-x+2
2x=x^2-2x-x+2
x^2+x-2=0
D=1^2-4*1*(-2)=1+8=9
x1=(1+3)\2=2
x2=(1-3)\2=-1