4/9-1/2×(2/3)的二次方+1/3÷[(-1.5)的二次方-2]
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/31 18:58:27
![4/9-1/2×(2/3)的二次方+1/3÷[(-1.5)的二次方-2]](/uploads/image/z/14688394-34-4.jpg?t=4%2F9-1%2F2%C3%97%EF%BC%882%2F3%EF%BC%89%E7%9A%84%E4%BA%8C%E6%AC%A1%E6%96%B9%2B1%2F3%C3%B7%5B%EF%BC%88-1.5%EF%BC%89%E7%9A%84%E4%BA%8C%E6%AC%A1%E6%96%B9-2%5D)
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4/9-1/2×(2/3)的二次方+1/3÷[(-1.5)的二次方-2]
4/9-1/2×(2/3)的二次方+1/3÷[(-1.5)的二次方-2]
4/9-1/2×(2/3)的二次方+1/3÷[(-1.5)的二次方-2]
原式=4/9-1/2*4/9+1/3÷1/4
=4/9-1/2*4/9+1/3*4
=4/9-2/9+4/3
=2/9+12/9
=14/9