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Question: The function x(t)= -2.49e-1.69t describes the position, in meters, of a particle on the x-axis as a function of time t, in seconds.
Part A: Find the particle\'s velocity at time t = 3.09 s.
Any expert will able to provide correct answer for the above question.
What name is given to a galaxy with a smooth distribution of brightness and a round, spherical shape? There is little or no interstellar dust or gas in which of thefollowing galaxy types? Dwarf galaxies contain only dwarf stars.
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