( x^4 + x^3 x^2 + 2 x ) / ( x^2 + 2 x )

请输入您的数学问题…… ( x^4 + x^3 - x^2 + 2 x ) / ( x^2 + 2 x )

问题

(x^{4} + x^{3} - x^{2} + 2 x) / (x^{2} + 2 x)

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