Polynomial

In mathematics, polynomial functions, or polynomials, are an important class of simple and smooth functions. Here, simple means they are constructed using only multiplication and addition. Smooth means they are infinitely differentiable, i.e., they have derivatives of all finite orders.

Examples

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The function

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:f(x)= -7x^3 + egin{matrix}rac{2}{3}end{matrix} x^2 - 5x + 3

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is an example of a cubic function with leading coefficient −7 and constant coefficient 3.

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