方程高手进,谁会解此题,一元五次方程?650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71=0

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方程高手进,谁会解此题,一元五次方程?650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71=0
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方程高手进,谁会解此题,一元五次方程?650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71=0
方程高手进,谁会解此题,一元五次方程?
650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71=0

方程高手进,谁会解此题,一元五次方程?650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71=0
x = -0.80133 - 0.60518 i,
x = -0.80133 + 0.60518 i,
x = 0.218289 - 1.0039 i,
x = 0.218289 + 1.0039 i,
x = 1.65757
可以使用matlab求解,roots函数

从5次开始代数方程就没有求根公式了,用牛顿切线法求,很简单。

先用几何画板画出y=650X^5-319.47X^4-369.66X^3-656.41X^2-656.41X-1146.71的图像,根据你的实际情景确定下来几个根的范围,然后用二分法去求

机会更丰富