Question: 1 A particle has position vector a at f= 0 and position vector b at time t. Find i the velocity if the speed of

1 A particle has position vector a at f= 0 and

1 A particle has position vector a at f= 0 and position vector b at time t. Find i the velocity if the speed of the particle if a a =2i+ j, b= 4i+ 5j, 1=2 Ca=litj-k. b=i+ 5j+ k. r=2

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