计算:(2x²y)³.(-7xy²)÷14x^4y³
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计算:(2x²y)³.(-7xy²)÷14x^4y³
计算:(2x²y)³.(-7xy²)÷14x^4y³
计算:(2x²y)³.(-7xy²)÷14x^4y³
原式=-(8x^6y³*7xy²)÷14x^4y³
=-(8x^7y^5)÷14x^4y³
=-4x³y²/7
(2x²y)³.(-7xy²)÷14x^4y³
=8x^6y^3*(-7xy^2)÷14x^4y³
=-56x^7y^5÷14x^4y³
=-4x^6y²
(2x²y)³.(-7xy²)÷14x^4y³
=-x³y²