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Toán Lớp 8: Tìm x biết: $a)$ $(x-2)^{2}-(x-3).(x+3)=6$ $b)$ $4.(x-3)^{2}-(2x-1).(2x+1)$ $c)$ $(x-4)^{2}-(x-2).(x+2)$

Home/ Toán Lớp 8: Tìm x biết: $a)$ $(x-2)^{2}-(x-3).(x+3)=6$ $b)$ $4.(x-3)^{2}-(2x-1).(2x+1)$ $c)$ $(x-4)^{2}-(x-2).(x+2)$

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