An object is thrown upward from ground level at a velocity of 121 feet per second. ty = 3, t, = 5 (a) Use the position equation s = -16t + vit + s, to write a function that represents the situation. Use a graphing utility to graph the function. S = X (b) Find the average rate of change (in ft/sec) of the function from t, to t2. x ft/sec (c) Describe the slope of the secant line through t, and t,. O The slope of the secant line is positive. O The slope of the secant line is negative. (d) Find the equation of the secant line through t, and t,. Graph the secant line in the same viewing window as your position function. y(t) = XAn object is dropped from a height of 81 feet. t1 = 1, t, = 2 (a) Use the position equation s = -16t + vit + so to write a function that represents the situation. Use a graphing utility to graph the function. S = (b) Find the average rate of change (in ft/sec) of the function from t, to tz. ft/sec (c) Describe the slope of the secant line through t, and t2. O The slope of the secant line is positive. O The slope of the secant line is negative. (d) Find the equation of the secant line through t, and t,. Graph the secant line in the same viewing window as your position function. y(t) =Use the graph of the function to answer (a)*[e)i G) (3) Find the domain and range of 5 (Enter your answers using interval notation.) domain range 0:) Find the zero of f. w > (c) Determine the open intervals on which 1' is increasing, decreasing, or constant. (Enter your answers using interval notation. If an answer does not exist, enter DNEi) intreasing decreasing constant (d) Approximate any relative minimum or relative maximum Values of f. relative minimum (X1?) =( ) relative maximum (2:. y) =( ) (e) 15 feven, odd, or neither