1、4a²b-5ab²+3a²b-4ab²2、(3x+y)-2(2x-y)3、(3a²b-2ab²)+(3a²b-4ab²)4、(4x²y-3xy²)-(1+4x²y-3xy²)
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/23 22:12:27
![1、4a²b-5ab²+3a²b-4ab²2、(3x+y)-2(2x-y)3、(3a²b-2ab²)+(3a²b-4ab²)4、(4x²y-3xy²)-(1+4x²y-3xy²)](/uploads/image/z/13347800-8-0.jpg?t=1%E3%80%814a%26%23178%3Bb-5ab%26%23178%3B%2B3a%26%23178%3Bb-4ab%26%23178%3B2%E3%80%81%EF%BC%883x%2By%EF%BC%89-2%EF%BC%882x-y%EF%BC%893%E3%80%81%EF%BC%883a%26%23178%3Bb-2ab%26%23178%3B%EF%BC%89%2B%EF%BC%883a%26%23178%3Bb-4ab%26%23178%3B%EF%BC%894%E3%80%81%EF%BC%884x%26%23178%3By-3xy%26%23178%3B%EF%BC%89-%EF%BC%881%2B4x%26%23178%3By-3xy%26%23178%3B%EF%BC%89)
1、4a²b-5ab²+3a²b-4ab²2、(3x+y)-2(2x-y)3、(3a²b-2ab²)+(3a²b-4ab²)4、(4x²y-3xy²)-(1+4x²y-3xy²)
1、4a²b-5ab²+3a²b-4ab²
2、(3x+y)-2(2x-y)
3、(3a²b-2ab²)+(3a²b-4ab²)
4、(4x²y-3xy²)-(1+4x²y-3xy²)
1、4a²b-5ab²+3a²b-4ab²2、(3x+y)-2(2x-y)3、(3a²b-2ab²)+(3a²b-4ab²)4、(4x²y-3xy²)-(1+4x²y-3xy²)
懒得理你,这么简单的,无条件无内容的,简单的加法,小子自己好好研究吧!
ddd