The sale price S (in dollars) of an item is given by the formula S=L-rL , where L is the list price (in dollars) and r is the discount rate (in decimal form). $18 sale price $30 list price

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.

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Which of the functions graphed below has a removable discontinuity?