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Mathematics, 21.06.2019 22:00
The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.
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Mathematics, 22.06.2019 01:20
Ahyperbola centered at the origin has a vertex at (-6,0) and a focus at (10,0)
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