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Mathematics, 21.06.2019 21:30, gungamer720
Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?
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Mathematics, 22.06.2019 06:30, sIatt
The life (in hours) of a magnetic resonance imagining machine (mri) is modeled by a weibull distribution with parameters Ī² = 2 and Ī“ = 370 hours. (a) determine the mean life of the mri. (round your answer to 2 decimal ) determine the variance of the life of the mri. (round your answer to 1 decimal ) what is the probability that the mri fails before 250 hours? (round your answer to 4 decimal places.)
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