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Suppose that r is a ring with identity such that char r = n > o. if n is not prime, show that r has divisors of zero.
Answers: 2
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Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
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Mathematics, 21.06.2019 23:00
The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?
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Suppose that r is a ring with identity such that char r = n > o. if n is not prime, show that r...
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