Match the expression with its name.
9x^2 _ 3x + 4

quadratic trinomial
fourth-degree binomial
not a polynomial
cubic monomial

"Quadratic trinomial" is the name among the following choices given in the question for the expression given in the question. The correct option among all the options that are given in the question is the first option. i hope that this is the answer that you were looking for and the answer has come to your great help.

9/12 is the answer because 3/4 times 3 each is 9/12

Letter a i would say