This article is about mathematics. For the use in taxonomy, see Trinomial name. For the use identifying archaeological sites in the United States, see Smithsonian trinomial.

In elementary algebra, a trinomial is a polynomial consisting of three terms or monomials.[1]

Trinomial expressions

  1. with variables
  2. with variables
  3. with variables
  4. with variables, nonnegative integers and any constants.
  5. where is variable and constants are nonnegative integers and any constants.

Trinomial equation

A trinomial equation is a polynomial equation involving three terms. An example is the equation studied by Johann Heinrich Lambert in the 18th century.[2]

See also


  1. "Definition of Trinomial". Math Is Fun. Retrieved 16 April 2016.
  2. Corless, R. M.; Gonnet, G. H.; Hare, D. E. G.; Jerey, D. J.; Knuth, D. E. (1996). "On the Lambert W Function" (PDF). Advances in Computational Mathematics. 5 (1): 329–359. doi:10.1007/BF02124750.
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