What is the size of angle x and give a reason please
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Answers: 2
Mathematics, 21.06.2019 14:30
Factor. 8x2y2 β 4x2y β 12xy 4(8x2y2 β x β 12xy) 4(2xy β 4x2y β 12xy) 4x2y2(2xy β xy β3) 4xy(2xy β x β 3)
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Mathematics, 21.06.2019 20:00
Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !
Answers: 2
Mathematics, 21.06.2019 20:10
Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?
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Mathematics, 21.06.2019 20:50
An automobile assembly line operation has a scheduled mean completion time, ΞΌ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.
Answers: 3
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