计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）
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计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）计算4x^1/4(-3x^1/4y^1/3)/（
计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）
计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）
计算4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）
4x^1/4(-3x^1/4y^1/3)/（-6x^-1/2y-2/3）
=4*(-3)/(-6)*(x^1/4*x^1/4/x^-1/2)*(y^1/3/y^-2/3)
=2x^[1/4+1/4-(-1/2)]y^[1/3-(-2/3)]
=2xy