The function h = -5t2 + 20t + 1 models the height, h metres, of a base

1.	The function h = -5t2 + 20t + 1 models the height, h metres, of a baseball as a function of the time, t seconds, since it was hit. The ball hit the ground before a fielder could catch it.a) How long was the baseball in the air, to the nearest tenth of a second? b) What was the maximum height of the ball? c) For how many seconds was the height of the ball above 16 m?
Answer» Answer: 10t+1 Step-by-step EXPLANATION:

The function h = -5t2 + 20t + 1 models the height, h metres, of a baseball as a function of the time, t seconds, since it was hit. The ball hit the ground before a fielder could catch it.a) How long was the baseball in the air, to the nearest tenth of a second? b) What was the maximum height of the ball? c) For how many seconds was the height of the ball above 16 m?

Answer»

Answer:

10t+1

Step-by-step EXPLANATION:

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