2 A ball was thrown vertically upward from the balcony of an apartment building The ball falls to the ground The height of the ball h metres above the ground after t seconds is given by the function h t 5t 15t 45 a Determine the m ximum height of the ball h t 57 15 45 5 1 3 45 5 T 3 00 45 5 T 3 0 5 1 25 45 5 1 0 5 1 46 25 2 b How long does it take the ball to reach its m ximum height 57 955 46 25 d How long after it was thrown will the ball be at 49 m high c How high is the balcony e Determine the domain and range of this function