(-xy²)³÷(-4y²/x)×(-x/2y²)
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(-xy²)³÷(-4y²/x)×(-x/2y²)
(-xy²)³÷(-4y²/x)×(-x/2y²)
(-xy²)³÷(-4y²/x)×(-x/2y²)
(-xy²)³÷(-4y²/x)×(-x/2y²)
=-x^3y^6*x/(4y^2)*x/(2y^2)
=-1/8x^5y^2