计算:(x^2y)^2*(-3xy^3)*(-6x^2y^4)
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计算:(x^2y)^2*(-3xy^3)*(-6x^2y^4)
计算:(x^2y)^2*(-3xy^3)*(-6x^2y^4)
计算:(x^2y)^2*(-3xy^3)*(-6x^2y^4)
:(x^2y)^2*(-3xy^3)*(-6x^2y^4)
=x^4y²×18x³y^7
=18x^7y^9
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