
(2/3a^2b)^3/(1/3ab^2)^2*3/4a^3b^2
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(2/3a^2b)^3/(1/3ab^2)^2*3/4a^3b^2
=8/27a^6b^3/(1/9a^2b^4)*3/4a^3b^2
=8/27×9×3/4*a^(6-2+3)b^(3-4+2)
=2a^7b
=8/27a^6b^3/(1/9a^2b^4)*3/4a^3b^2
=8/27×9×3/4*a^(6-2+3)b^(3-4+2)
=2a^7b
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