February 25, 2017

Homework Help: calculus

Posted by Georgia on Tuesday, October 20, 2009 at 4:38pm.

At noon, ship A is 30 nautical miles due west of ship B. Ship A is sailing
west at 25 knots and ship B is sailing north at 16 knots.
How fast (in knots) is the distance between the ships changing at 7 PM? (Note: 1 knot is a
speed of 1 nautical mile per hour.)

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