A rectangular prism with a volume of 101010 cubic units is filled with cubes with side lengths of \dfrac12 2
1
​
start fraction, 1, divided by, 2, end fraction unit.
How many \dfrac12
2
1
​
start fraction, 1, divided by, 2, end fraction unit cubes does it take to fill the prism?

How do you determine whether a relationship represented as as graph is linear or nonlinear

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?