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по формулам
![(A+B)^2=A^2+2AB+B^2 (A+B)^2=A^2+2AB+B^2](https://tex.z-dn.net/?f=%28A%2BB%29%5E2%3DA%5E2%2B2AB%2BB%5E2)
![(A-B)(A+B)=A^2-B^2 (A-B)(A+B)=A^2-B^2](https://tex.z-dn.net/?f=%28A-B%29%28A%2BB%29%3DA%5E2-B%5E2)
![(4x+1)^2-(4x+3)(4x-3)=6x-2 (4x+1)^2-(4x+3)(4x-3)=6x-2](https://tex.z-dn.net/?f=%284x%2B1%29%5E2-%284x%2B3%29%284x-3%29%3D6x-2)
![(4x)^2+2*(4x)*1+1^2-((4x)^2-3^2)=6x-2 (4x)^2+2*(4x)*1+1^2-((4x)^2-3^2)=6x-2](https://tex.z-dn.net/?f=%284x%29%5E2%2B2%2A%284x%29%2A1%2B1%5E2-%28%284x%29%5E2-3%5E2%29%3D6x-2)
![16x^2+8x+1-(16x^2-9)=6x-2 16x^2+8x+1-(16x^2-9)=6x-2](https://tex.z-dn.net/?f=16x%5E2%2B8x%2B1-%2816x%5E2-9%29%3D6x-2)
![16x^2+8x+1-16x^2+9=6x-2 16x^2+8x+1-16x^2+9=6x-2](https://tex.z-dn.net/?f=16x%5E2%2B8x%2B1-16x%5E2%2B9%3D6x-2)
![8x+10=6x-2 8x+10=6x-2](https://tex.z-dn.net/?f=8x%2B10%3D6x-2)
![8x-6x=-2-10 8x-6x=-2-10](https://tex.z-dn.net/?f=8x-6x%3D-2-10)
![2x=-12 2x=-12](https://tex.z-dn.net/?f=2x%3D-12)
![x=-12:2 x=-12:2](https://tex.z-dn.net/?f=x%3D-12%3A2)
![x=-6 x=-6](https://tex.z-dn.net/?f=x%3D-6)
ответ: -6
ответ: -6
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Zadanie resheno!!!!!!!!
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![](https://st.uroker.com/files/b3b/b3b89a6846da6abe09f4c4bb4f0eaaeb.png)
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