# I want to take an Equation as input like ax^2+bx+c =0 , Now I want to take the co-efficient. What will be the code?

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### Answers (1)

Karan Gill
on 20 Jun 2016

Edited: Karan Gill
on 17 Oct 2017

>> syms a b c x

poly = a*x^2 + b*x + c;

C = coeffs(poly, x)

C =

[ c, b, a]

You might prefer flipping the order of C to match the order of f.

>> fliplr(C)

ans =

[ a, b, c]

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