Finding coefficients from 4 degree polynomial

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ans
ans 2021-10-15
评论： ans 2021-10-15
I want to find unknown coefficients A,B,C,D,E from 4 degree polynomial equation "y=Ax^4+Bx^3+Cx^2+Dx+E". x and y are already given in table.

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KSSV
KSSV 2021-10-15
编辑：KSSV 2021-10-15
Read about polyfit. This will help you to fit the required degree polynomial and also gives you the coefficients. Also have a look on polyval.

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