a-2b+﹙a+2b﹚分之4b²+﹙a²-4b²﹚分之4a²b等于多少
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 03:34:52
![a-2b+﹙a+2b﹚分之4b²+﹙a²-4b²﹚分之4a²b等于多少](/uploads/image/z/188148-12-8.jpg?t=a-2b%2B%EF%B9%99a%2B2b%EF%B9%9A%E5%88%86%E4%B9%8B4b%26%23178%3B%2B%EF%B9%99a%26%23178%3B-4b%26%23178%3B%EF%B9%9A%E5%88%86%E4%B9%8B4a%26%23178%3Bb%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91)
a-2b+﹙a+2b﹚分之4b²+﹙a²-4b²﹚分之4a²b等于多少
a-2b+﹙a+2b﹚分之4b²+﹙a²-4b²﹚分之4a²b等于多少
a-2b+﹙a+2b﹚分之4b²+﹙a²-4b²﹚分之4a²b等于多少
=((a-2b)*(a^2-4b^2)+4b^2*(a-2b)+4a^2b)/(a^2-4b^2)
=(a^3+2a^2b)/(a^2-4b^2)
=a^2/(a-2b)