负3xy除以/3x分之2y^2

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负3xy除以/3x分之2y^2负3xy除以/3x分之2y^2负3xy除以/3x分之2y^29x^2/2y(-3xy)÷(2y²/3x)=(-3xy)*(3x/2y²)=-3x

负3xy除以/3x分之2y^2
负3xy除以/3x分之2y^2

负3xy除以/3x分之2y^2
9x^2/2y

(-3xy)÷(2y²/3x)
=(-3xy)*(3x/2y²)
=-3x²/2y