Mathematics, 30.08.2019 06:50 Ryantimes2
9x+3y+12y-0.9x=9x+(-0.9x)+3y+12y the equation is commutative property.. how did they get that second equation?
Answers: 1
Mathematics, 21.06.2019 18:30
Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.
Answers: 1
Mathematics, 21.06.2019 19:00
Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers
Answers: 1
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
9x+3y+12y-0.9x=9x+(-0.9x)+3y+12y the equation is commutative property.. how did they get that second...
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