matlab拟合求方程系数,然后把曲线作图发现自己拟合相差甚远,求高手相助,已知x=[0,0.5 ,3,5,7,9,12,15,18,21],y=[0,46,54.5,56,57,58,58.5,59,59.5,59.5],x与y的分布符合y=cexp(B*x)+A的规律,求A,B,C,并作图,其中exp
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![matlab拟合求方程系数,然后把曲线作图发现自己拟合相差甚远,求高手相助,已知x=[0,0.5 ,3,5,7,9,12,15,18,21],y=[0,46,54.5,56,57,58,58.5,59,59.5,59.5],x与y的分布符合y=cexp(B*x)+A的规律,求A,B,C,并作图,其中exp](/uploads/image/z/5444934-6-4.jpg?t=matlab%E6%8B%9F%E5%90%88%E6%B1%82%E6%96%B9%E7%A8%8B%E7%B3%BB%E6%95%B0%2C%E7%84%B6%E5%90%8E%E6%8A%8A%E6%9B%B2%E7%BA%BF%E4%BD%9C%E5%9B%BE%E5%8F%91%E7%8E%B0%E8%87%AA%E5%B7%B1%E6%8B%9F%E5%90%88%E7%9B%B8%E5%B7%AE%E7%94%9A%E8%BF%9C%2C%E6%B1%82%E9%AB%98%E6%89%8B%E7%9B%B8%E5%8A%A9%2C%E5%B7%B2%E7%9F%A5x%3D%5B0%2C0.5+%2C3%2C5%2C7%2C9%2C12%2C15%2C18%2C21%5D%2Cy%3D%5B0%2C46%2C54.5%2C56%2C57%2C58%2C58.5%2C59%2C59.5%2C59.5%5D%2Cx%E4%B8%8Ey%E7%9A%84%E5%88%86%E5%B8%83%E7%AC%A6%E5%90%88y%3Dcexp%EF%BC%88B%2Ax%EF%BC%89%2BA%E7%9A%84%E8%A7%84%E5%BE%8B%2C%E6%B1%82A%2CB%2CC%2C%E5%B9%B6%E4%BD%9C%E5%9B%BE%2C%E5%85%B6%E4%B8%ADexp)
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