(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)现在小孩儿不容易的,囧
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 14:18:52
![(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)现在小孩儿不容易的,囧](/uploads/image/z/249936-24-6.jpg?t=%28a%2Bb%29%26%23178%3B-3%2F2%EF%BC%88a%2Bb%29-%26%23188%3B%28a%2Bb%29%26%23178%3B%2B%28%EF%BC%8D2%29%26%23179%3B%28a%2Bb%29%E7%8E%B0%E5%9C%A8%E5%B0%8F%E5%AD%A9%E5%84%BF%E4%B8%8D%E5%AE%B9%E6%98%93%E7%9A%84%EF%BC%8C%E5%9B%A7)
(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)现在小孩儿不容易的,囧
(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)
现在小孩儿不容易的,囧
(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)现在小孩儿不容易的,囧
答案 望采纳,这是图片
(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)
=(a+b)²-¼(a+b)²-3/2(a+b)-8(a+b)
=3/4(a+b)²-19/2(a+b)
3/4(a+b)^2-9.5(a+b)
原式=3/4(a+b)^2-19/2(a+b)
呜呜呜 同病相怜啊
(a+b)²-3/2(a+b)-¼(a+b)²+(-2)³(a+b)=3/4(a+b)^2-9.5(a+b)