Two tugboats pull a disabled supertanker. each tug exerts, Ask an Expert

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Two tugboats pull a disabled supertanker. Each tug exerts constant force of 1.20 multiplied by 106 N, one 19° west of north and the other 19° east of north, as they pull the tanker 0.69 km toward the west. What is the total work they do on the supertanker?

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