Trinomial coefficient

The word trinomial coefficient is used in mathematics for different terms:

• for the coefficients of , i.e. the third multinomial coefficients ; see. Pascal's pyramid , ${\displaystyle (a+b+c)^{n}}$
• for the coefficients of , see also Trinomial Triangle . ${\displaystyle (1+x+x^{2})^{n}}$

This is a disambiguation page for differentiating between several terms identified with the same word.