Asked by Anonymous
Find the speed of a particle with the given position function.
r(t)=√2 i +e^t j +e^-t k
r(t)=√2 i +e^t j +e^-t k
Answers
Answered by
oobleck
v(t) = dr/dt = e^t j - e^-t k
speed = |v| = √(e^2t + e^-2t)
speed = |v| = √(e^2t + e^-2t)
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