(a) Construct a table containing the values of the fourth-degree polynomialsandwhen x =±20...

(a) Construct a table containing the values of the fourth-

degree polynomials

and

when x =±20, ±40, and ±60.

(b) As |x| becomes large, how do the values for each function compare?

(c) Which term has the greatest influence on each function’s value when |x| is large?