Mathematics, 24.06.2019 20:40 pressure772
Select the graph for the solution of the open sentence. click until the correct graph appears.|x|> 1
Answers: 1
Mathematics, 21.06.2019 16:30, bvargas786p7aa8y
What are the sotions to the quadratic equation 9x^2=4
Answers: 2
Mathematics, 21.06.2019 19:40, evarod
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 23:20, lyss12326
Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?
Answers: 1
Select the graph for the solution of the open sentence. click until the correct graph appears.|x|>...
Arts, 27.03.2020 22:10
Mathematics, 27.03.2020 22:10