Question

Even G.oogle can't explain. xd

The position of a particle is given by

r=3.0tî + 12.0t²j^ + 5.0k^

where t is in seconds and the coefficients have the proper units for r to be in metres. (a) Find v(t) and a(t) of the particle. (b) Find the magnitude and direction of v(t) at t = 1.0s.​

Good Luck​

Answer 1

Answer:

its tru see

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