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Physics 12 Online
OpenStudy (anonymous):

A particle moves along the x-axis, its position given by x(t)=t/1+t^2, t > or equal to 0, where t is measured in seconds and x in meters. (a) Find the acceleration at time t. (b) When is the particle speeding up? (c) When is the particle slowing down?

OpenStudy (anonymous):

Are you in a class where you are taking derivatives?

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