Functions
Not what you're looking for?
A stone is thrown upward from the top of a 180 meter building at a speed of 10 meters per second. Its altitude in meters above the ground is modeled by the function h(t) = -9.8t^2 + 10t + 180, where t is time in seconds. After how many seconds does the stone reach its maximum height above the ground? What is that maximum height? Round your answers to the nearest hundredth's place.
Purchase this Solution
Solution Summary
This solution is comprised of detailed step-by-step calculation and analysi of the given problem and provides students with a clear perspective of the underlying concept.
Solution Preview
h(t)= -9.8t^2 + 10t + 180
On differentiating the above equation with respect to t:
h^' (t)=(d ...
Purchase this Solution
Free BrainMass Quizzes
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Multiplying Complex Numbers
This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.
Probability Quiz
Some questions on probability
Exponential Expressions
In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.