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Mathematics, 21.06.2019 18:30
Complex numbers multiply โ-4 * โ-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
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Mathematics, 21.06.2019 20:20
Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?
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Mathematics, 21.06.2019 21:00
Which expression is equal to (21)(7)(3x) using the associative property? (21 ยท 7 ยท 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
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