9) (10 points) A ball is thrown vertically upward from the top of a building 96 feet tall with an initial velocity of 80 feet per second. The distance 3 I: in feet) of the ball from the ground after )3 seconds is 303) = 96 + 8033 16:2. After how many seconds does the ball strike the ground? 10) (10 points) Find the vertical and horizontal asymptotes, if any, of the 62:2 + 2: + 12 rational function fol = W as x 11) (10 points) David has available 400 yards of fencing and wishes to enclose a rectangular area. Express the area A of the rectangle a a function of the width w of the rectangle. For what value of w is the area largest? What is the maximum area? Sketch the graph of A('w)