(-2xy²z)²·(-3x²y²)³

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(-2xy²z)²·(-3x²y²)³(-2xy²z)²·(-3x²y²)³(-2xy²z

(-2xy²z)²·(-3x²y²)³
(-2xy²z)²·(-3x²y²)³

(-2xy²z)²·(-3x²y²)³
原式=(4x²y^4z²)*(-27x^6y^6)
=-108x^8y^10z³