3. Find the (a) xintercepts, (b) the yintercept, (c) the vertical asymptotes, and (d) the horizontal or slant asymptote of the functions and (e) Use that information to sketch a graph. _ z3+3z2:r+8 . 9(3) _ (:r 4I+4){I+l} . k($) = 1212 4. (Ai) A car with 48 inch diameter tires is traveling at 250 Ini/'hr. Find the angular speed of the tires in rad / n1in. How many revolutions per minute do the tires make (Aii) An arc has a central angle of 60 and a radius of 500 ft. Find the (a) length of the arc and (b) the area of the sector. (Aiii) A substance has a halflife of 3.1 seconds. If the initial amount of the substance was 100 gramsJ how many halflives will have passed before the substance decays to 10 grams? What is the total time of decay? B Evaluate all five trigonometric functions for the given angle using the unit circle. 6 . 480 7 . 230 -275 11