化简:a²-b²/a²-ab÷(a+2ab+b/a)

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/26 09:11:17
化简:a²-b²/a²-ab÷(a+2ab+b/a)

化简:a²-b²/a²-ab÷(a+2ab+b/a)
化简:a²-b²/a²-ab÷(a+2ab+b/a)

化简:a²-b²/a²-ab÷(a+2ab+b/a)
a²-b²/a²-ab÷(a+2ab+b/a)
=(a-b)(a+b)/[a(a-b)]÷(a+2ab+b/a)
=(a+b)/a÷(a+2ab+b)/a
=(a+b)/(a+2ab+b)