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Mathematics, 21.06.2019 17:30
Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?
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Mathematics, 21.06.2019 18:00
Place the following steps in order to complete the square and solve the quadratic equation,
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Mathematics, 21.06.2019 19:30
Write the expression 7x^3-28xy^2 as the product of 3 factors
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