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г)
![3(x^2-2x-4)=-2(x^2+3x+6) 3(x^2-2x-4)=-2(x^2+3x+6)](https://tex.z-dn.net/?f=3%28x%5E2-2x-4%29%3D-2%28x%5E2%2B3x%2B6%29)
![3x^2-6x-12=-2x^2-6x-12 3x^2-6x-12=-2x^2-6x-12](https://tex.z-dn.net/?f=3x%5E2-6x-12%3D-2x%5E2-6x-12)
![3x^2-6x-12+2x^2+6x+12=0 3x^2-6x-12+2x^2+6x+12=0](https://tex.z-dn.net/?f=3x%5E2-6x-12%2B2x%5E2%2B6x%2B12%3D0)
![5x^2=0 5x^2=0](https://tex.z-dn.net/?f=5x%5E2%3D0)
![x^{2} =0 x^{2} =0](https://tex.z-dn.net/?f=+x%5E%7B2%7D+%3D0)
![x=0 x=0](https://tex.z-dn.net/?f=x%3D0)
д)
![(x-2)^2=16 (x-2)^2=16](https://tex.z-dn.net/?f=%28x-2%29%5E2%3D16)
![(x-2)^2-16=0 (x-2)^2-16=0](https://tex.z-dn.net/?f=%28x-2%29%5E2-16%3D0)
![(x-2)^2-4^2=0 (x-2)^2-4^2=0](https://tex.z-dn.net/?f=%28x-2%29%5E2-4%5E2%3D0)
![(x-2-4)(x-2+4)=0 (x-2-4)(x-2+4)=0](https://tex.z-dn.net/?f=%28x-2-4%29%28x-2%2B4%29%3D0)
![(x-6)(x+2)=0 (x-6)(x+2)=0](https://tex.z-dn.net/?f=%28x-6%29%28x%2B2%29%3D0)
или ![x+2=0 x+2=0](https://tex.z-dn.net/?f=x%2B2%3D0)
или ![x=-2 x=-2](https://tex.z-dn.net/?f=x%3D-2)
д)
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Спасибо большое!
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