计算:【(2x+y)^2-(x-y)(-x-y)】÷2x

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计算:【(2x+y)^2-(x-y)(-x-y)】÷2x计算:【(2x+y)^2-(x-y)(-x-y)】÷2x计算:【(2x+y)^2-(x-y)(-x-y)】÷2x4x2+4xy+y2-y2+x2

计算:【(2x+y)^2-(x-y)(-x-y)】÷2x
计算:【(2x+y)^2-(x-y)(-x-y)】÷2x

计算:【(2x+y)^2-(x-y)(-x-y)】÷2x
4x2+4xy+y2-y2+x2/2x得2x+2y+1