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Attention getter for a topic on the cost to house immates in the USA? Example best man speeches? Anatomy and phicyscial study help? Coordinates of a moving point are given by x =a (2t + sin 2t), y = a (1-cos 2 t) ; Prove that its accn. is constant.Find direction at time t? 2nd grade homework question. Is this a complete sentence and/or proper english?
Knew the answer to the problem the teach asked the question.?