(½XY^2)^2·﹙-1/3X²Y﹚
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(½XY^2)^2·﹙-1/3X²Y﹚
(½XY^2)^2·﹙-1/3X²Y﹚
(½XY^2)^2·﹙-1/3X²Y﹚
(½XY^2)^2·﹙-1/3X²Y﹚
=(1/4x^2y^4)*(-1/3x^2y)
=-1/12x^(2+2)y^(4+1)
=-1/12x^4y^5
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