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The vector r(t) is the position vector of a particle at time t. Find the angle between the velocity and the acceleration vect

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Solution r(t) = sin-2 (36) I + ln (3 4²+ l)j +55etik velocity, VW: 06 . 9 viti- 6t 10t J + Jlt 942 342 2 J5+241 VIOS 2 i + o

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