X Ay The figure shows the graph of f(x) = 4 + 8- + x + 3 , along with its y = =X -4 tangent line at the point (0,4). What is f'(0)? 4- X f(x ) = 4+ x +3 X -10 10 f' (0) = (Type an integer or a fraction.)The position in feet of a car along a straight racetrack after t seconds is approximated by s(t). Find the car's velocity in feet per second after 2 seconds. s(t) = 612 The car's velocity after 2 seconds is feet per second