Mathematics, 09.12.2020 23:30 kelseeygee
A parabola can be drawn given a focus of (8,-5) and a directrix of y = 1. What can
be said about the parabola?
The parabola has a vertex at
Blank, blank. And has a p-value of, blank
and it blank
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
Mathematics, 21.06.2019 20:40
The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2
Answers: 2
Mathematics, 22.06.2019 00:00
Two consecutive negative integers have a product of 30. what are the integers?
Answers: 2
A parabola can be drawn given a focus of (8,-5) and a directrix of y = 1. What can
be said about th...
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