2.33.2 Can you answer these questions?

2.33.2.1 UnitSimplify rules?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=217164

Code as following:

In[1]:= constants = Quantity /@ {"PlanckConstant", "BoltzmannConstant", "MolarGasConstant"}; 
  Print[UnitSimplify[ 
  UnitConvert[Quantity["AvogadroNumber"]*constants[[2]]]] // N];

asked by ( https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=19360 ) 1 vote

2.33.2.2 How to delete random elements with RandomChoice?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=218431

I have a list of prices and a list of dates, but I have 154 more prices than dates. So I want to delete random prices to match both lists, however, every time I run the block of code I get a different ...

asked by trashparticle https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=71573 1 vote

2.33.2.3 settings elements of matrix of functions

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=218297

I have a work flow that involves initially specifying a matrix function 
(or a matrix of functions), e.g. 
 
f[x_]:={{Exp[x],Sin[x]},{Cos[x],Log[x]}}

This works well for what I am using it for. I can ...

asked by user3353819 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=34650 1 vote