The table below shows the outputs y for different inputs x: input (x) 1 1 3 3 output (y) 4 2 12 6 part a: does the table represent y as a function of x? justify your answer. (5 points) part b: the total cost f(x), in dollars, for renting a paddleboat for x hours is shown below: f(x) = 20 10x what is the value of f(120), and what does f(120) represent? (5 points

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

Which of the following graphs could represent a cubic function?