Assume that a force acting on an object is given by F =axi^ byj^ , where the constants a = 2.7 N/m and b = 3.8 N/m . Part A Determine the work done on the object by this force as it moves in a straight line from the origin to r = (12.0 i^ 21.5 j^ ) m . Express your answer using two significant figures. Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type W =

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