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Does your computer have an internet connection? (Try Help menu - Internet Connectivity, click the *Test Internet Connectivity* button.) In[1]:= ElementData[] Out[1]= {"Hydrogen", "Helium", "Lithium", "Beryllium", "Boron", \ ...
Try Shift+6 and Shift+` (backquote). Does right-side ALT +^ or left-side ALT+^ help? Which R.Pi OS version?
IRR - Internal Rate Of Return ??
See http://community.wolfram.com/groups/-/m/t/270507 for how to format code and text.
This question comes up with TableForm and MatrixForm a lot. The solution is to do the assignment *inside* the *Form function. In[1]:= BaseForm[theMin = 16^^1000, 10] Out[1]//BaseForm= 4096 In[2]:= theMin ...
A notebook file with all the code and information to needed to duplicate the result would be the straight-forward method. Please include $Version and its output.
There are a lot of Random Walk examples at http://demonstrations.wolfram.com/search.html?query=random+walk . If you could try to be clearer, maybe using a fake programming language, it would help. It sounds like you want a function with inputs ...
The Demonstrations site has some examples. They are not student exercises. For example, http://demonstrations.wolfram.com/VelocityAndAccelerationInRectilinearMotion/ http://demonstrations.wolfram.com/search.html?query=rectilinear+motion
Do you get output for simple inputs (2+3)? Does Solve work for tiny examples (Solve[x+1==3,x]) ? Do the examples in documentation work for you? Do not put a semicolon after the Solve if you want output. If none of that helps, please...
Do you mean a template for use with Mathematica?