A particle moves along the x-axis so that at any time t, measured in seconds, its position is given by s (t) = 4sin (t) - cos (2t), measured in feet. What is the acceleration of the particle at time t = 0 seconds?

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8 January, 12:53

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Marcelo Daugherty · Answer 1

Sub in 0 for every where you see variable "t". Your answer should be - 1. 4sin (0) = 0 and cos (2 x 0) = 1. Therefore, you do 0 - 1 which is - 1.