12. Brent is driving west at 60 km/h and Aaron is driving south at 70 km/h. Both cars are approaching the intersection of the two roads. At what rate is the distance between the cars decreasing when Brent's car is 0.4 km and Aaron's is 0.3 km from the intersection?

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A: Given that: Profit function: P(x)=-400x2+6800x-12000

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A:

Q: (5) Suppose 2 mg of a drug is injected into a person's bloodstream. As it metabolizes, the amount of…

A: Initially 2 mg of drug is injected and it decreases at the rate of 4% each hourWhen must the person…

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A:

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Q: Suppose that the fish population P(t)in a lake is attacked by a disease at time t=0, with the result…

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A: Image is attached.

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A:

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Q: A.F.D.C. was intended to provide mothers with enough to get by — barely — while raising their…

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Q: Suppose you have a 200-gallon tank full of fresh water. A drain is opened that removes 3 gal/sec…

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Q: 5) A cup of coffee cools at rate proportional to the difference between the constant room…

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Q: Two cars are headed for the intersection of the two roads. If Car A is travelling south at 45 km/h…

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Q: Two cars are headed for the intersection of the two roads. If Car A is travelling south at 41 km/h…

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Q: 4. One car leaves a given point and travels north at 30 mph. Another car leaves 1 hour later, and…

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Q: 10. Romeo is walking towards North at a rate of 4m/s. Ten seconds after, Juliet walks towards East…

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Q: 2. The manager of a company determines that when q hundred units of a particular commodity are…

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Q: 13. The revenue from a manufacturing process (in millions of dollars) is projected to follow the…

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Q: 1. There are 64.000 subscribers to an online fashion magazine. Due to competition from a new…

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Q: 2. Two cars are initially 1000 miles apart on a road that runs East/West. Car A drives 40 miles per…

A: Position at initial stage: Direction:

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Q: A police car is located 60 feet to the side of a straight road. A red car is driving along the road…

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