Mathematics, 28.01.2020 08:31 jojo77789
The quadratic model f(x)=-5x^2 +200 represents the approximate height, in meters, of a ball x seconds after being dropped. the ball is 50 meters from the ground after about how many seconds
2.45
3.16
5.48
7.07
Answers: 3
. the time in seconds x, when the ball is 50 meters from the ground can be calculated by substituting 
and solving for x.
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The quadratic model f(x)=-5x^2 +200 represents the approximate height, in meters, of a ball x second...
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