The quadratic model f(x)=-5x^2 +200 represents the approximate height, in meters, of a ball x seconds
1 answer:
Answer:
x = 5.477 s
Step-by-step explanation:
Your full question can be found in the image below
We can easily solve this question by using a graphing tool or calculator to plot the equation
f(x)=-5x^2 +200
See second attached picture
The ball is 50 meters from the ground when
50 =-5x^2 +200
-150 =-5x^2
x^2 = 30
x = 5.477 s
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