化简(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)、、、各路大虾帮帮银家吧QAQ
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![化简(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)、、、各路大虾帮帮银家吧QAQ](/uploads/image/z/432129-57-9.jpg?t=%E5%8C%96%E7%AE%80%EF%BC%88a%26%23178%3B-6a%2B9%E5%88%86%E4%B9%8Ba%26%23178%3B%2B2a%EF%BC%89%E9%99%A4%E4%BB%A5%EF%BC%88a%26%23178%3B-3a%E5%88%86%E4%B9%8Ba%26%23178%3B-4%EF%BC%89-%EF%BC%88a-2%E5%88%86%E4%B9%8Ba%EF%BC%89%E3%80%81%E3%80%81%E3%80%81%E5%90%84%E8%B7%AF%E5%A4%A7%E8%99%BE%E5%B8%AE%E5%B8%AE%E9%93%B6%E5%AE%B6%E5%90%A7QAQ)
化简(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)、、、各路大虾帮帮银家吧QAQ
化简(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)、、、
各路大虾帮帮银家吧QAQ
化简(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)、、、各路大虾帮帮银家吧QAQ
(a²-6a+9分之a²+2a)除以(a²-3a分之a²-4)-(a-2分之a)
=[a(a+2)]/(a-3)²÷[(a-2)(a+2)]/[a(a-3)]-a/(a-2)
=a²/(a-2)(a-3)-a/(a-2)
=(a²-a²+3a)/(a-2)(a-3)
=3a/(a-2)(a-3)
3a / (a-2)(a-3)