Mathematics, 03.11.2019 23:31 coollid876
An air traffic controller spots two airplanes at the same altitude converging to a point as they fly at right angles to each other. one airplane is 150 miles from the point and has a speed of 600 miles per hour. the other is 200 miles from the point and has a speed of 800 miles per hour.
(a)at what rate is the distance between the planes changing?
(b) how much time does the controller have to get one of the airplanes on a different flight path?
Answers: 1
Mathematics, 21.06.2019 14:00
F(x) = (x^2 + 3x − 4) and g (x) = (x+4) find f/g and state the domain.
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Mathematics, 21.06.2019 18:30
The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?
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Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?
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