bwzx2gwz6j bwzx2gwz6j 14-01-2023 Mathematics contestada A ball is launched from a 25.48-meter tall platform. The equation for the ball's height h at time t seconds after launch is h (t) = -4.9t2 +20.58t + 25.48, where his in meters. What is the maximum height the ball achieves before landing?