How many gallons of paint is needed for a 6x9 bedroom with 8 foot ceiling?

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 statements regarding the diagram are true? check all that apply.

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)