Предмет: Алгебра, автор: Аноним

(x-2)(x+2)-(x+3)=-1 решите уравнение пожалусто срочно нужно

Ответы

Автор ответа: 007gaglik

x^2-4-x-3=-1
x^2-x-6=0
D=(-1)^2-4×1×(-6)=1+24=25
x1=1+5/2×1=6/2=3
x2=1-5/2×1=-4/2=-2

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