2.) An object is launched into the air. It goes straight up and comes straight back down to Earth. It's height (meters) after t seconds can be calculated using the formula s(t)=-5t2 +20t-12. a. How long does it take this object to reach its maximum height? b. What is the maximum height of the object?

Algebra and Trigonometry (6th Edition)
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ISBN:9780134463216
Author:Robert F. Blitzer
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ChapterP: Prerequisites: Fundamental Concepts Of Algebra
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Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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2.) An object is launched into the air. It goes straight up and comes straight back down to Earth.
It's height (meters) after t seconds can be calculated using the formula
s(t) = -5t +20t – 12.
How long does it take this object to reach its maximum height?
b. What is the maximum height of the object?
a.
Transcribed Image Text:2.) An object is launched into the air. It goes straight up and comes straight back down to Earth. It's height (meters) after t seconds can be calculated using the formula s(t) = -5t +20t – 12. How long does it take this object to reach its maximum height? b. What is the maximum height of the object? a.
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