In ax^{2} + bx + c, "x" is a variable, and "a" and "b" are **coefficients.**

Like terms can be added or subtracted.

You can add **like terms** together to make one term.

The product of anything with zero is zero

An exponent refers to the number of times a number is multiplied by itself.

Put the value of x in the expression

The highest power of the variable in a polynomial is called degree

The given expression involves three terms and hence trinomial.