作业帮[4a^nb^n－1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
来源：学生作业帮助网 编辑：作业帮 时间：2024/10/08 01:51:54
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[4a^nb^n－1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
[4a^nb^n－1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
[4a^nb^n－1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
原式=[4a^nb^(n-1)×(-6a³b^4)+(-3a^nb^n)×(-2)³×a³×b³]÷3ab
=[4×(-6)×a^n×a³×b^(n-1)×b^4+(-3)×(-8)×a^n×a³×b^n×b³]÷3ab
=[-24a^(n+3)×b^(n+3)+24a^(n+3)×b^(n+3)]÷3ab
=0÷3ab
=0
[4a^nb^n－1﹙﹣6a^3b^4)+(﹣3a^nb^n)(﹣2ab)^3]÷3ab=
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