计算:(-3x^2y/3z^2)^2
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计算:(-3x^2y/3z^2)^2计算:(-3x^2y/3z^2)^2计算:(-3x^2y/3z^2)^2(-3x^2y/3z^2)^2=(-x^2y/z^2)^2=x^4y²/z^4(-
计算:(-3x^2y/3z^2)^2
计算:(-3x^2y/3z^2)^2
计算:(-3x^2y/3z^2)^2
(-3x^2y/3z^2)^2
=(-x^2y/z^2)^2
=x^4y²/z^4
(-3x^2y/3z^2)^2
=(-x^2y/z^2)^2
=(x^2y/z^2)^2
=x^4y^2/z^4
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