Mathematics, 25.02.2020 05:53 jurneii
Which equation is correct? 52 × 7 = 500 × 7 + 2 × 7 52 × 7 = 50 + 2 × 7 52 × 7 = 50 × 7 + 2 × 7 52 × 7 = 50 × 7 + 2
Answers: 3
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Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²
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Mathematics, 21.06.2019 19:40
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.
Answers: 3
Mathematics, 21.06.2019 23:10
You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?
Answers: 2
Which equation is correct? 52 × 7 = 500 × 7 + 2 × 7 52 × 7 = 50 + 2 × 7 52 × 7 = 50 × 7 + 2 × 7 52 ×...
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