A roller coaster’s height is given by the equation h = –.025t2 + 4t + 50, where t represents the time in seconds. How long will it take riders to pass over the hill and reach ground level? Hint: Set h = 0.

11.65 seconds
50.00 seconds
171.65 seconds
210.00 seconds

Respuesta :

The time it will take the roller coaster to reach the ground is 171.65 seconds

Function and values

Given the roller coaster’s height given by the following parameters

h = –0.025t² + 4t + 50

On the ground level, the height will be zero. Substitute h = 0 and determine the value of t

–0.025t² + 4t + 50 = 0

0.025t² - 4t - 50 = 0

Factorize

On factorizing the time it will take the roller coaster to reach the ground is 171.65 seconds

Learn more on functions here: https://brainly.com/question/10439235

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