5M²-3M-5-(-3M)-1一个多项式加-3M-1的和是5m²-3M-5这个多项式是多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 13:45:17
![5M²-3M-5-(-3M)-1一个多项式加-3M-1的和是5m²-3M-5这个多项式是多少?](/uploads/image/z/7676162-26-2.jpg?t=5M%26%23178%3B-3M-5-%28-3M%29-1%E4%B8%80%E4%B8%AA%E5%A4%9A%E9%A1%B9%E5%BC%8F%E5%8A%A0-3M-1%E7%9A%84%E5%92%8C%E6%98%AF5m%26%23178%3B-3M-5%E8%BF%99%E4%B8%AA%E5%A4%9A%E9%A1%B9%E5%BC%8F%E6%98%AF%E5%A4%9A%E5%B0%91%EF%BC%9F)
5M²-3M-5-(-3M)-1一个多项式加-3M-1的和是5m²-3M-5这个多项式是多少?
5M²-3M-5-(-3M)-1
一个多项式加-3M-1的和是5m²-3M-5这个多项式是多少?
5M²-3M-5-(-3M)-1一个多项式加-3M-1的和是5m²-3M-5这个多项式是多少?
5M²-3M-5-(-3M)-1
=5M²-3M-5+3M-1
=5M²-6
=5M²-3M-5+3M-1
=5M²-6
=5m²-6