初二数学——整式的乘法.请求帮忙!很急很急很急!请帮我解下下列题目: (1) 3a²·(-3ab)²-a²(a²b²-2a); (2) (3x²)³-9x³[3x³-x(4x³+1)];我并不是想抄答案,只想对一
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 16:02:57
![初二数学——整式的乘法.请求帮忙!很急很急很急!请帮我解下下列题目: (1) 3a²·(-3ab)²-a²(a²b²-2a); (2) (3x²)³-9x³[3x³-x(4x³+1)];我并不是想抄答案,只想对一](/uploads/image/z/8593921-1-1.jpg?t=%E5%88%9D%E4%BA%8C%E6%95%B0%E5%AD%A6%E2%80%94%E2%80%94%E6%95%B4%E5%BC%8F%E7%9A%84%E4%B9%98%E6%B3%95.%E8%AF%B7%E6%B1%82%E5%B8%AE%E5%BF%99%21%E5%BE%88%E6%80%A5%E5%BE%88%E6%80%A5%E5%BE%88%E6%80%A5%21%E8%AF%B7%E5%B8%AE%E6%88%91%E8%A7%A3%E4%B8%8B%E4%B8%8B%E5%88%97%E9%A2%98%E7%9B%AE%EF%BC%9A+%281%29++3a%26sup2%3B%C2%B7%EF%BC%88-3ab%29%26sup2%3B-a%26sup2%3B%28a%26sup2%3Bb%26sup2%3B-2a%29%3B+%282%29++%283x%26sup2%3B%29%26sup3%3B-9x%26sup3%3B%5B3x%26sup3%3B-x%284x%26sup3%3B%2B1%29%5D%EF%BC%9B%E6%88%91%E5%B9%B6%E4%B8%8D%E6%98%AF%E6%83%B3%E6%8A%84%E7%AD%94%E6%A1%88%2C%E5%8F%AA%E6%83%B3%E5%AF%B9%E4%B8%80)
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