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第一题;
(1)3a²bc分之5a+6b + 3bac²分之3b-4a - 3bca²分之a+3b=
(2)分式-3x²分之y,4y³分之x²,5xy分之1的最简公分母是________
(3)分式x²-x分之1,x²-2x+1分之2x,x+x²分之1-x的最简公分母是________
(4)a-b分之a-c + b-a分之b-c=
(5)a²-b²分之a + b²-a²分之b=
第二题
(1)化简;①(z分之x³y)²×(y分之xz)×(-x²分之yz)³=
(2)计算①(2a分之3b²)10次方×(3b²分之2a)10次方=
②(-c分之a³b)²÷ac分之b×(a²分之bc)³=
人气:412 ℃ 时间:2020-06-12 19:22:17
解答
太多太多的题目,赚不到分数
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