4m²-4m+1/m+1÷4m²-1/m²-1
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/22 09:33:01
![4m²-4m+1/m+1÷4m²-1/m²-1](/uploads/image/z/4509560-56-0.jpg?t=4m%26%23178%3B-4m%2B1%2Fm%2B1%C3%B74m%26%23178%3B-1%2Fm%26%23178%3B-1)
4m²-4m+1/m+1÷4m²-1/m²-1
4m²-4m+1/m+1÷4m²-1/m²-1
4m²-4m+1/m+1÷4m²-1/m²-1
(4m²-4m+1)/(m+1)÷(4m²-1)/(m²-1)
=(2m-1)²/(m+1)×(m+1)(m-1)/(2m+1)(2m-1)
=(2m-1)(m-1)/(2m+1)
=(2m²-3m+1)/(2m+1)
收录互联网各类作业题目,免费共享学生作业习题
大象辅导网手机作业共收录了 千万级 学生作业题目
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/22 09:33:01
4m²-4m+1/m+1÷4m²-1/m²-1
4m²-4m+1/m+1÷4m²-1/m²-1
4m²-4m+1/m+1÷4m²-1/m²-1
(4m²-4m+1)/(m+1)÷(4m²-1)/(m²-1)
=(2m-1)²/(m+1)×(m+1)(m-1)/(2m+1)(2m-1)
=(2m-1)(m-1)/(2m+1)
=(2m²-3m+1)/(2m+1)