Find out a region
Find out a region of the xy-plane for which the given differential equation would have the unique solution whose graph passes through the point (x0, y0) in the region.
(x2 + y2)y' = y2
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Let S be the set of all people in the world. For a,b elements of S define a binary relation R as follows: (a, b) elements of R if and only if a and b have vistied the same webpage. Is this an example of a partially ordered set? Why or why not?
Provide a recursive definition of the set of positive integers that are not divisible by 5. Need it broken down into basis step and recursive set.
A large tank with capacity of 100 gallons haves 50 gallons of pure water. A salt solution with oncentration of 0.1 lb/gal flows in the tank at a rate of 4 gal/min. The mixture is kept well stirred and flows out of the tank at rate of 2 gal/min. C
A tank is filled by three pipes with the uniform flow. The first two pipes operating simultaneously fill tank in the same time throughout which the tank is filled by third pipe alone. The second pipe fills the tank 5 hours faster than first pipe a
There is the certain army composed of dukes, earls, and soldiers. Each duke has under him twice as many earls as there're dukes. Each earl has under him four times as many soldiers as there are dukes. The 200th part of number of soldiers is 9 time
Solve the differential equation by variation of parameters
Compute the general solution of the given differential equation
Why did the geocentric view of the universe initially beat out heliocentric one throughout the times of Aristotle, Ptolemy, and Aristarchus?
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