Section 5.3: Work and Line Integrals 20. Compute the work done by the force F=zyi-uj along the path joining the origin to the point (2,4) along the following paths: (a) Along the r-axis to the the point (2,0), then parallel to the y-axis to the point (2,4). (b) Along the straight line path connecting the origin to the point (2,4). (r) Along the path y = x². llemi
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