# A particle is moving along the x-axis so that its position at any time t is greater than and equal to 0 is given by x(t)=2te^-t? A) Find v(t). B) Find a(t). C) At t=0, is the particle slowing down or speeding up? Explain. D) At what time(s), if any, does the particle change directions? Justify your answer. Any help would be GREATLY appreciated! Thank you!!!

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