A ball is thrown straight upward. The function f(t) = - 16t + 48t describes the ball's height above the ground, f(t), in feet, t seconds after it is thrown. Complete parts a through c. a. Find f(1). f(1) = Interpret f(1). The ball is feet above the ground after seconds. b. Find f(3). f(3) = Interpret f(3). seconds. The ball is feet above the ground after c. Factor the polynomial - 16t + 48t and write the function in factored form. f(t)

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