Answer:
x = ± 8
Step-by-step explanation:
Given
4x² - 256 = 0 ( add 256 to both sides )
4x² = 256 ( divide both sides by 4 )
x² = 64 ( take the square root of both sides )
x = ± = ± 8
Solutions are x = - 8, x = 8
Answer:
Step-by-step explanation:
Hello!
The population mean (μ) is a measure of central tendency, this means, it shows you the position of the distribution. Changing the value of the mean changes the position of the bell over the axis but there is no change in its shape. The three normal distribution have the same standard deviation (δ), so they will have the same shape and only their positions vary.
Graph attached.
I hope it helps!
13/52= 1/4 or .25
If you have a scientific calculator it really helps with simplifying numbers to the lowest term.
Answer:
5
Step-by-step explanation:
y-x
8-5 = 5
Answer:
2
Step-by-step explanation: