请问这两个数学题哪个高人会做,求传授(x³-3x²y+3xy²)-(x³-3x²y-3xy²-y³)和(4a²-b)²-(4a²+b)²
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/17 21:17:34
![请问这两个数学题哪个高人会做,求传授(x³-3x²y+3xy²)-(x³-3x²y-3xy²-y³)和(4a²-b)²-(4a²+b)²](/uploads/image/z/7803369-9-9.jpg?t=%E8%AF%B7%E9%97%AE%E8%BF%99%E4%B8%A4%E4%B8%AA%E6%95%B0%E5%AD%A6%E9%A2%98%E5%93%AA%E4%B8%AA%E9%AB%98%E4%BA%BA%E4%BC%9A%E5%81%9A%2C%E6%B1%82%E4%BC%A0%E6%8E%88%EF%BC%88x%26%23179%3B-3x%26%23178%3By%2B3xy%26%23178%3B%EF%BC%89-%EF%BC%88x%26%23179%3B-3x%26%23178%3By-3xy%26%23178%3B-y%26%23179%3B%EF%BC%89%E5%92%8C%EF%BC%884a%26%23178%3B-b%EF%BC%89%26%23178%3B-%EF%BC%884a%26%23178%3B%2Bb%EF%BC%89%26%23178%3B)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/08/17 21:17:34