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

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Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.8×106 one at an angle 17 degrees west of north, and the other at an angle 17 degrees east of north, as they pull the tanker a distance 0.85 toward the north.

What is the total work they do on the supertanker?

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