Question: (4 Marks) Two cars start moving from the same point. One travels south at 50 km/hr and the other travels east at 35 km/hr. At

(4 Marks) Two cars start moving from the same point. One

(4 Marks) Two cars start moving from the same point. One travels south at 50 km/hr and the other travels east at 35 km/hr. At what rate is the distance between the cars increasing three hours later? 5. Find the derivative of each of the following (a) y= e" In (sin(2x))' Simplify your answer. ( b ) ) = In 2x - 3 4x - 5 Simplify your answer. Use logarithmic properties to simplify your work. 2 tan -3x (c) y=- Simplify your answer. sec'3x

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2. Find out if there are other reference points that can be used as reasonable alternatives.

1. Identify your reference point when making a decision based on an element of risk.

3. If there are reasonable alternatives, think about your decisions based on the different reference points and see if there are any contradictions in the decisions.