Mathematics, 22.10.2020 19:01 keriyannafultz
Combine the like terms in each expression to find the matching simplified expression.
y+x-2-6x
2x+3-x-4
5xy+4x-5xy-3x
Answers: 3
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 22:10, layshjjbradshaw7250
What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²
Answers: 1
Combine the like terms in each expression to find the matching simplified expression.
y+x-2-6x
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