A) The new dimensions would be 32cm by 12cm.
B) This is an enlargement.
To find the new dimensions, multiply the original dimensions by the scale factor. 8*4=32 and 3*4=12.
This is an enlargement because the copy is larger than the original.
Well, its kind of obivious that 2x + 4 stands out, but I think you are asking why. Whereas all other lines shown are vertical or horizontal, 2x+4 is diagonal.
Answer:
95% Confidence interval: (0.375,0.377)
Step-by-step explanation:
We are given the following in the question:
Sample mean, 
= 0.376 cc/cubic meter
Sample size, n = 15
Alpha, α = 0.05
Sample standard deviation, s = 0.0012
Degree of freedom =
95% Confidence interval:
Putting the values, we get,
(0.375,0.377) is the required 95% confidence interval for the population mean potassium chloride concentration.
Answer: The answer is $152.25
Step-by-step explanation:
First you multiply 0.07 by 163.71 to get 11.4597.
The you subtract 163.71 from 11.4597.
Then that's your answer. I hope this helped!
