(-3)的二次方-1/6×5+1/6×(-3的二次方)9-1/6×5+1/6×(-9)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 17:34:51
![(-3)的二次方-1/6×5+1/6×(-3的二次方)9-1/6×5+1/6×(-9)](/uploads/image/z/3146587-43-7.jpg?t=%EF%BC%88-3%EF%BC%89%E7%9A%84%E4%BA%8C%E6%AC%A1%E6%96%B9-1%2F6%C3%975%2B1%2F6%C3%97%EF%BC%88-3%E7%9A%84%E4%BA%8C%E6%AC%A1%E6%96%B9%EF%BC%899%EF%BC%8D1%2F6%C3%975%2B1%2F6%C3%97%EF%BC%88-9%EF%BC%89)
(-3)的二次方-1/6×5+1/6×(-3的二次方)9-1/6×5+1/6×(-9)
(-3)的二次方-1/6×5+1/6×(-3的二次方)
9-1/6×5+1/6×(-9)
(-3)的二次方-1/6×5+1/6×(-3的二次方)9-1/6×5+1/6×(-9)
解原式=9-5/6-2/3=9-5/6-4/6=9-9/6=54/6-9/6=45/6=7.5