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Mathematics 19 Online
OpenStudy (anonymous):

One ship traveling west is W(t) nautical miles west of a lighthouse and a second ship traveling south is S(t) nautical miles south of the lighthouse at time t(hours). At what approximate rate is the distance between the ships increasing at t=1?

OpenStudy (anonymous):

given that W(1)=5 W'(1)=1/2 S(1)=4 S'(1)=1

OpenStudy (anonymous):

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