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Physics 21 Online
OpenStudy (anonymous):

If a river current is 8.0 m/s and a boat is traveling 10.0 m/s upstream what is the boat's speed relative to the riverbank

OpenStudy (surry99):

Do you know how to add or subtract vectors?

OpenStudy (anonymous):

\[V = v_1-v_2 \implies 10m/s-8m/s = 2 m/s~~upstream\]

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