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Mathematics, 06.11.2020 06:20 jaidenkenna2001
at a large university the division of computing services surveyed a random sample of 45 biology majors and 55 business majors from populations over 1000 Pieology and 1000 business majors. The sample students were asked how many hours they spent per week using any University computer lab. Let X bar one represent the average hours per week spent in any University computer lab by the 45 biology majors and let X bar to represent the average hours per week spent in any university computer lab by the 55 business majors
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Mathematics, 21.06.2019 23:00
36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)
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