Answer:
I believe the first one is rotation And the second is ABC= DEF.
Step-by-step explanation:
My geometry is really rusty so I apologize if they’re wrong
Answer: Two-tailed test.
Population mean is the parameter which is tested.
Step-by-step explanation:
Given : 

We know that , the alternative hypothesis (
) indicates kind of the hypothesis test we need to perform whether left-tailed, right-tailed, or two-tailed.
Here, the alternative hypothesis (
) is two-tailed, so the hypothesis test is a two-tailed test.
Also, the parameter present in the hypothesis is
which is a symbol to represent the population mean.
Thus , Population mean is the parameter which is tested.
Answer:
I think it's 24
Step-by-step explanation:
Let the side of the cube=a
So the volume will be=V=a³
Then surface area of the cube will be=6a²=
= 
The above expression showing surface area as a function of Volume. (Answer)
Answer:
Infitite solutions (C)
Step-by-step explanation:
They are the same line.