《分式的约分和通分习题》

分式的约分和通分练习题约分：⑴322423248cbacba⑵bayxbayx23⑶abbca2⑷dbacba32232432⑸432164abcbca⑹63422xxxx⑺xxx22497⑻yxaxya271223⑼⑽xyxyyx222⑾mmm1122⑿axxa⒀3322bababa⒁918322xxx⒂1134xxxx通分：⑶321,2312,13222xxxxxxxx23xxx122⑷⑸2223,2,)(1bababa⑹mm394,9122⑺2,21xx⑻231,1122xxx⑼221,,bababba⑽121,11,121222aaaaa11,11,11,12xxxx