八年级数学化简:(a²√n/m-ab/m√mn+n/m√m/n)÷a²b²√n/m

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八年级数学化简:(a²√n/m-ab/m√mn+n/m√m/n)÷a²b²√n/m
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八年级数学化简:(a²√n/m-ab/m√mn+n/m√m/n)÷a²b²√n/m
八年级数学化简:(a²√n/m-ab/m√mn+n/m√m/n)÷a²b²√n/m

八年级数学化简:(a²√n/m-ab/m√mn+n/m√m/n)÷a²b²√n/m

同乘更号MN

原式=(a²√n/m-ab√n/m+√n/m)÷a²b²√n/m
=(a²-ab+1)÷a²b²
=1/b²-1/ab+1/a²b²