Asked by mitch
A particle moves along the y axis according to y(t)=(3.5 m/s^2)t^2 - (9.0 m/s)t + 5.0 m.
(a) What is the particle's velocity as a function of time?
(b) What is the particle's acceleration at t=2.0 s?
(a) What is the particle's velocity as a function of time?
(b) What is the particle's acceleration at t=2.0 s?
Answers
Answered by
Elena
y=3.5t²-9t+5
v=dy/dt =7t-9
a=dv/dt = 7 m/s²
v=dy/dt =7t-9
a=dv/dt = 7 m/s²
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