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Mathematics 16 Online
OpenStudy (anonymous):

help !!

OpenStudy (anonymous):

A ball is dropped from a tower 350 meters above the ground with position function s(t) = 4.9t^2+ 350. What is the velocity of the ball after 2 seconds? Include units in your answer.

OpenStudy (anonymous):

please explain! not just the answer!

OpenStudy (phi):

velocity is change in distance divided by change in time ds/dt

geerky42 (geerky42):

Velocity is derivative of motion equation, so you need to find \(s'(2)\)

OpenStudy (phi):

do you know how to find the derivative of s(t) with respect to t ?

OpenStudy (anonymous):

ohh

geerky42 (geerky42):

Can you do derivative?

OpenStudy (anonymous):

omg too many people

geerky42 (geerky42):

\(\dfrac{d}{dt}s(t)\) = ?

OpenStudy (anonymous):

ok

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