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  3. x the equation r t 3 cos t i 3 sin t j 9t k...

X The equation r t 3 cos t i 3 sin t j 9t k...

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Calculus

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X The equation r t 3 cos t i 3 sin t j 9t k is the position of a particle in space at time t Find the particle s velocity and acceleration vectors Then write the particle s velocity at t product of its speed and direction 2 The velocity vector is v t The acceleration vector is a t The velocity vector at t written as a product of the speed and direction is 1 00 Type exact answers using radicals as needed as a

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