有下列两个变形:①根号a+根号b分之a-b=(根号a+根号b)(根号a-根号b)分之(a-b)(根号a-根号b)=a-b分之(a-b)(根号a-根号b)=根号a-根号b②根号a+根号b分之a-b=根号a+根号b分之(根号a+根
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 19:44:50
![有下列两个变形:①根号a+根号b分之a-b=(根号a+根号b)(根号a-根号b)分之(a-b)(根号a-根号b)=a-b分之(a-b)(根号a-根号b)=根号a-根号b②根号a+根号b分之a-b=根号a+根号b分之(根号a+根](/uploads/image/z/3287084-68-4.jpg?t=%E6%9C%89%E4%B8%8B%E5%88%97%E4%B8%A4%E4%B8%AA%E5%8F%98%E5%BD%A2%EF%BC%9A%E2%91%A0%E6%A0%B9%E5%8F%B7a%2B%E6%A0%B9%E5%8F%B7b%E5%88%86%E4%B9%8Ba-b%3D%EF%BC%88%E6%A0%B9%E5%8F%B7a%2B%E6%A0%B9%E5%8F%B7b%EF%BC%89%EF%BC%88%E6%A0%B9%E5%8F%B7a-%E6%A0%B9%E5%8F%B7b%EF%BC%89%E5%88%86%E4%B9%8B%EF%BC%88a-b%EF%BC%89%EF%BC%88%E6%A0%B9%E5%8F%B7a-%E6%A0%B9%E5%8F%B7b%EF%BC%89%3Da-b%E5%88%86%E4%B9%8B%EF%BC%88a-b%EF%BC%89%EF%BC%88%E6%A0%B9%E5%8F%B7a-%E6%A0%B9%E5%8F%B7b%EF%BC%89%3D%E6%A0%B9%E5%8F%B7a-%E6%A0%B9%E5%8F%B7b%E2%91%A1%E6%A0%B9%E5%8F%B7a%2B%E6%A0%B9%E5%8F%B7b%E5%88%86%E4%B9%8Ba-b%3D%E6%A0%B9%E5%8F%B7a%2B%E6%A0%B9%E5%8F%B7b%E5%88%86%E4%B9%8B%EF%BC%88%E6%A0%B9%E5%8F%B7a%2B%E6%A0%B9)
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来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 19:44:50