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On a standardized exam, the scores are normally distributed with a mean of 69 and a standard deviation of 20. Find the z-score of a person who scored 89 on the exam.
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Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?
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Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10
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On a standardized exam, the scores are normally distributed with a mean of 69 and a
standard deviat...
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