SOLUTION: The height (h) in feet of a person jumping off a diving platform can be modeled by the equation h=-16t^2+4t+6 where t represents the time in seconds the person is in the air. After
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Question 1036506: The height (h) in feet of a person jumping off a diving platform can be modeled by the equation h=-16t^2+4t+6 where t represents the time in seconds the person is in the air. After how many seconds does the person jumping off the platform enter the water?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Person hits the water when height above
water is zero
Use quadratic formula
( note that I chose the negative square root of
so that time, , would come out positive )
After 3/4 sec, the person hits water
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here's the plot:
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