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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 01:00
Pentagon abcde is dilated according to the rule do,3(x,y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)
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Mathematics, 22.06.2019 02:20
Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.
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Mathematics, 22.06.2019 04:00
Find an equation of the line that has intercepts (1,0) and (0,4).
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Please simplify (4x^2) ^3...
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