Describe the end behavior of the graph of each polynomial function using limits. Explain your reasoning using the leading term test. (Example 2)
12. f(x) = -5x? + 6x4 + 8 f(x)

Plz need answer now will mark which situations represent linear functions? check all that apply. a)the temperature rises and falls over the course of a day. temperature is a function of time. b)a baseball is hit into the outfield. the height of the ball is a function of time. c)a car goes 55 mph on the highway. distance is a function of time. d)a child grew 2 inches this year and 1 inch last year. height is a function of time. e)a movie director makes 2 movies per year. the number of movies is a function of the years.

Which expression is not a polynomial?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?