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A toy cannon ball is launched on top of a platform. The function h(t) = -5t^2 + 20t + 4 gives the height, in meters, of the ball t after it is launched. Write and solve an inequality to find the times where the ball is more than 12 meters above the ground.

A Toy Cannon Ball Is Launched On Top Of A Platform The Function Ht 5t2 20t 4 Gives The Height In Meters Of The Ball T After It Is Launched Write And Solve An In class=