Consider a hot air balloon rising vertically from a launch site located on the ground. a person is initially standing 10 m from the launch site and begins walking towards the site at a rate of 3 m/s at the moment of launch. if the hot air balloon is rising at a constant rate of 4 m/s, how fast is the distance between the person and the balloon changing 2 seconds after the person starts walking?
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Physics, 21.06.2019 18:20
Find the vertex(use the completing the square method), findthe x- and y-intercepts, and sketch the graph offunction. y = 2x2 + 4x - 1
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Physics, 21.06.2019 18:40
The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80
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Physics, 22.06.2019 11:30
If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
Answers: 1
Consider a hot air balloon rising vertically from a launch site located on the ground. a person is i...
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