1. A rocket is tossed from a platform and follows a parabolic path through the air. The height of therocket in meters is given by h(t) = -3t2 + 10t+8, where t is measured in seconds.a) How high is the rocket off the ground when it is thrown?b) For what times is the height of the rocket above 10m? Round to 2 dec. places.(1 mark)(3 marks)