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points Instruction: Work neatl each) v,write all assumption clearly. Solve the problems step by step. Show all calculation (22 Problem 1 The position of a point starting at rest is given by r-t( t2-4e+ 12) meters a) What is the maximum velocity during this interval of time and what time does it occurs? b) What is the acceleration when the velocity is a maximumi? Knowledge (Equation that Governing the phenomenon) (4 points) ven Application (Solution Procedure, show all computations) (18)
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GliVcn 42- 4tI2 veloc 3 2 a O e 0 must d七 Put jt in ejn (2 t get 2.because V 0

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