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anonymous
 5 years ago
i need help with this problem
The acceleration function and the initial velocity for a particle moving along a line are: a(t)= 2t + 3, v(0)= 4, 0<t<3
Find the distance traveled during the time interval. Round your answers to tenths.
anonymous
 5 years ago
i need help with this problem The acceleration function and the initial velocity for a particle moving along a line are: a(t)= 2t + 3, v(0)= 4, 0<t<3 Find the distance traveled during the time interval. Round your answers to tenths.

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0do you know the formula for displacement in terms of initial velocity and acceleration?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0okay, well it is: s(t) = u*t+1/2*a*t^2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0where u is the initial velocity, a is acceleration, and s is the displacement.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0substitute your values in that equation to get displacement

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0well i get 34.5 but the answer is still wrong

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i dont know what i did wrong

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0you should get 28.5. Is that right?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0how did u get that answer

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i just substituted t = 3 and u = v(0) = 4
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