1.x³y-xy³=xy( )=_____2.在下列各式中,运算结果为b²-16m²的是( )A.(-4m+b)(-4m-b)B.(-4m+b)(-4m+b)C.(b+2m)(b-8m)D.(-4m-b)(-4m-b)3.4x²y-16xy² 4.1-1/4x²5.(3x-
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/21 04:39:51
![1.x³y-xy³=xy( )=_____2.在下列各式中,运算结果为b²-16m²的是( )A.(-4m+b)(-4m-b)B.(-4m+b)(-4m+b)C.(b+2m)(b-8m)D.(-4m-b)(-4m-b)3.4x²y-16xy² 4.1-1/4x²5.(3x-](/uploads/image/z/1381138-34-8.jpg?t=1.x%26%23179%3By-xy%26%23179%3B%3Dxy%EF%BC%88+%EF%BC%89%3D%EF%BC%BF%EF%BC%BF%EF%BC%BF%EF%BC%BF%EF%BC%BF2.%E5%9C%A8%E4%B8%8B%E5%88%97%E5%90%84%E5%BC%8F%E4%B8%AD%2C%E8%BF%90%E7%AE%97%E7%BB%93%E6%9E%9C%E4%B8%BAb%26%23178%3B-16m%26%23178%3B%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A.%EF%BC%88-4m%2Bb%EF%BC%89%EF%BC%88-4m-b%EF%BC%89B.%EF%BC%88-4m%2Bb%EF%BC%89%EF%BC%88-4m%2Bb%EF%BC%89C.%EF%BC%88b%2B2m%EF%BC%89%EF%BC%88b-8m%EF%BC%89D.%EF%BC%88-4m-b%EF%BC%89%EF%BC%88-4m-b%EF%BC%893.4x%26%23178%3By-16xy%26%23178%3B+4.1-1%2F4x%26%23178%3B5.%EF%BC%883x-)
1.x³y-xy³=xy( )=_____2.在下列各式中,运算结果为b²-16m²的是( )A.(-4m+b)(-4m-b)B.(-4m+b)(-4m+b)C.(b+2m)(b-8m)D.(-4m-b)(-4m-b)3.4x²y-16xy² 4.1-1/4x²5.(3x-
1.x³y-xy³=xy( )=_____
2.在下列各式中,运算结果为b²-16m²的是( )
A.(-4m+b)(-4m-b)B.(-4m+b)(-4m+b)C.(b+2m)(b-8m)D.(-4m-b)(-4m-b)
3.4x²y-16xy²
4.1-1/4x²
5.(3x-y)²-(x+3y)²
6.-16m^4+n^4
7.(用平方差公式计算)10.3*9.7
8.(用平方差公式计算)899*901-1
9.(用平方差公式计算)2010/2010²-2009*2011
1.x³y-xy³=xy( )=_____2.在下列各式中,运算结果为b²-16m²的是( )A.(-4m+b)(-4m-b)B.(-4m+b)(-4m+b)C.(b+2m)(b-8m)D.(-4m-b)(-4m-b)3.4x²y-16xy² 4.1-1/4x²5.(3x-
第一题:XY(X的平方-Y的平方)=XY(X+Y)(X-Y)
第二题:A
第三题:4xy(x-y)
第四题:(1+1/2x的平方)(1-1/2x的平方)
这种题目很简单啊 楼主认真听课就回 这些还是留着自己算吧。。偷懒也用不着这样啊
这都是很简单的题目, 你应该会做吧 , 只要你上课听了讲的
这种题不是很简单的么。。上课你在不在听啊、、