Предмет: Алгебра, автор: noname57930

решите уравнение!!! срочно!!!

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Ответы

Автор ответа: andrisd

1

Ответ:

Объяснение:

(x-2)²+24=(2+3x)²

x²-4x+4+24=4+12x+9x²

x²-4x+28-4-12x-9x²=0

-8x²-16x+24=0

a=-8

b=-16

c=24

D=256-4*(-8)*24=1024

x₁=(16+32)/(-16)=-3

x₂=(16-32)/(-16)=1

Один из корней уравнения равен -3

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