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Your last submission is used for your score -IG poinms SerPSES 4.P.005. My hotes Ask Your Teacho A golf ball is hit off a tee at the edge of a cliff. Its x and y coordinates as functions of time are given by x - 18.lt and y 3,72t-4.90, where x and y are in meters and t is in seconds (a) Write a vector expression for the balls position as a function of time, using the unit vectors i and J (Give the answar in torms of r.) By taking derivatives, do the following. (Give the answers in terms of t.) (b) abtain the expression for the velocity vector v as a function of time mys (c) obtain the expression for the acceleration vector a as a function of tme (d) Next use unit-vector notation to write expressions for the position, the velocity, and the acceleration of the golf ball at -3.c6 s. mVs m/s2 Need Help?Rad Previous Answers StrPSE9 4.P009 M.FB ponts thE Pgion relative to a certain rock is -(16.01-3.00 ) m. after tha fish swims with constant

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