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Arectangle has coordinates a(-4? 4), b(0,0), c(6,8), and d(2,11) what is the area of the rectangle
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Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.
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Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?
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Luisa sells stuffed animals. she sells her stuffed elephant for $34.90, and the sales tax is 6% of the sale price. about how much is the sales tax on the elephant?
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Arectangle has coordinates a(-4? 4), b(0,0), c(6,8), and d(2,11) what is the area of the rectangle...
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