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# numpy.polyadd

`numpy.``polyadd`(a1, a2)

  Returns sum of two polynomials.

  Returns sum of polynomials; a1 + a2. Input polynomials are represented as an array_like sequence of terms or a poly1d object.

  Parameters: | a1 : {array_like, poly1d} Polynomial as sequence of terms. a2 : {array_like, poly1d} Polynomial as sequence of terms.
  Returns: | out : {ndarray, poly1d} Array representing the polynomial terms.

  See also

  `polyval`, `polydiv`, `polymul`, `polyadd`

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