作业帮计算：(-3x^3+6x^4-x^5)/(-2x)^2
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计算：(-3x^3+6x^4-x^5)/(-2x)^2
计算：(-3x^3+6x^4-x^5)/(-2x)^2
计算：(-3x^3+6x^4-x^5)/(-2x)^2
(-3x^3+6x^4-x^5)/(-2x)^2
=(-3x^3+6x^4-x^5)/(4x^2）
=-3/4x+3/2x^2-1/4x^3
(-3x^3+6x^4-x^5)/(-2x)^2
=(-3x^3+6x^4-x^5)/(4x^2）
=-3/4x+3/2x^2-1/4x^3
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