合并同类项:x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/24 11:06:36
![合并同类项:x²y²-1/3xy²+1/2xy²+2/3x²y²-xy](/uploads/image/z/401923-19-3.jpg?t=%E5%90%88%E5%B9%B6%E5%90%8C%E7%B1%BB%E9%A1%B9%EF%BC%9Ax%26%23178%3By%26%23178%3B-1%2F3xy%26%23178%3B%2B1%2F2xy%26%23178%3B%2B2%2F3x%26%23178%3By%26%23178%3B-xy)
合并同类项:x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
合并同类项:x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
合并同类项:x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
=x²y²+2/3x²y²-1/3xy²+1/2xy²-xy
=5/3x²y²+1/6xy²-xy
x²y²-1/3xy²+1/2xy²+2/3x²y²-xy
=(1+2/3)x²y²+(-1/3+1/2)xy²-xy
=5/3x²y²+1/6xy²-xy