The US government monitors the consumption of different products. They noticed that in the years 2014 and 2018, customers consumed 3,970 millions of pounds of ice cream. The mbimum amount consumed occurred in 2016 and totaled 3,922 millions of pounds. The years can be represented by the

variable x and the amount of ice cream consumed in millions of pounds can be represented by f(x).

Enter the value of a that can be used to express the quadratic function in standard form to model the amount of ice cream consumed, in millions of pounds.

f(x) =__x^2 + bx + c​