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Physics, 27.09.2019 12:30 royaltyjl11

You are given a vector in the xy plane that has a magnitude of 90 units and a y component of -65.0 units. (a) what are the two possibities for its x component ? (b) assuming the x component is know to be positive, specify the vector which , if you add it to the original one , would give a resultant vector that is 80 untis long and points entirely in the -x direction

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