Exam 10: Extension B: Vector Functions

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Find the unit vectors that are parallel to the tangent line to the curve Find the unit vectors that are parallel to the tangent line to the curve   at the point  at the point Find the unit vectors that are parallel to the tangent line to the curve   at the point

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A woman walks due west on the deck of a ship at A woman walks due west on the deck of a ship at   mi/h.The ship is moving north at a speed of   mi/h.Find the speed of the woman relative to the surface of the water.Round the result to the nearest tenth. mi/h.The ship is moving north at a speed of A woman walks due west on the deck of a ship at   mi/h.The ship is moving north at a speed of   mi/h.Find the speed of the woman relative to the surface of the water.Round the result to the nearest tenth. mi/h.Find the speed of the woman relative to the surface of the water.Round the result to the nearest tenth.

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Find Find    Find

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The tension T at each end of the chain has magnitude The tension T at each end of the chain has magnitude   N and makes an angle   with the horizontal.What is the weight of the chain? Round the result to the nearest hundredth.   N and makes an angle The tension T at each end of the chain has magnitude   N and makes an angle   with the horizontal.What is the weight of the chain? Round the result to the nearest hundredth.   with the horizontal.What is the weight of the chain? Round the result to the nearest hundredth. The tension T at each end of the chain has magnitude   N and makes an angle   with the horizontal.What is the weight of the chain? Round the result to the nearest hundredth.

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