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PrecalculusMediumTriangle Trigonometry and Vectors

Triangle Trigonometry and Vectors · Medium problem

A constant force F=⟨5,2⟩\mathbf F=\langle5,2\rangle (in pounds) moves an object along the displacement d=⟨4,3⟩\mathbf d=\langle4,3\rangle (in feet). Find the work done, in foot-pounds.