In: Math

# Suppose that a particle has the following acceleration vector and initial velocity and position vectors. a(t)  ...

 Suppose that a particle has the following acceleration vector and initial velocity and position vectors. a(t)  =  7 i  +  9t k,    v(0)  =  4 i  −  j,    r(0)  =  j  +  5 k
 (a) Find the velocity of the particle at time t.
 (b) Find the position of the particle at time t.

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