8. A particle is moving on a horizontal line according to the equation s(1) = -91 +241 +3. a. Write an equation for velocity. b. Write an equation for acceleration. c. At what time(s) does the particle change direction? d. Find the position(s) of the particle when it turns. e. Make a motion graph. f. Find the velocity when the acceleration is zero. g. Find the displacement of the particle during the first 5 seconds. h. Find the total distance traveled during the first 5 seconds.