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- 01:18, 15 June 2022 (diff | hist) . . (+10) . . N The equation $y = -16t^2 + 28t + 144$ describes the height (in feet) of a ball tossed up in the air at $28$ feet per second from a height of $144$ feet from the ground. In how many seconds will the ball hit the ground? (Created page with "HELPPPPPPP")
