分式a-3/3a,b-2/2b,c-a/4A^2B的最简公分母是
人气:371 ℃ 时间:2019-09-11 11:37:45
解答
a | 3a 2b 4a^2
-----------------------
2 | 3 2b 4a
----------------------
3 b 2a
a*2*3*b*2a=12a^2b
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