4.9.2 Greatest hits from previous weeks

4.9.2.1 Why round to even integers?

http://mathematica.stackexchange.com/questions/2116/why-round-to-even-integers

 
According to the Mathematica help: 
 
 
Round rounds numbers of the form x.5 toward the nearest even integer. 
 
 
For example: 
 
Round[{0.5, 1.5, 2.5, 3.5, 4.5}] 
 
 
gives 
 
{0, 2, 2, 4, 4} 
 
 
What's the  ...
 

- asked by wxffles (61 votes), answered by Per Alexandersson (37 votes)

4.9.2.2 Assign the results from a Solve to variable(s)

http://mathematica.stackexchange.com/questions/6669/assign-the-results-from-a-solve-to-variables

 
I understand Mathematica can't assign the results of a Solve to the unknowns because there may be more than 1 solution. How can I assign the 4 values of following result to variables?
 

- asked by stevenvh (33 votes), answered by Artes (24 votes)