Write a script to round a large number to the nearest 10,000
e.g. x = 12,358,466,243 --> y = 12,358,470,000
You can write as many zeros as you want after 12358470000.0, it's still the same number as 12358470000
given 3 sides, find area of this triangle
Back to basics 26 - Keywords
Set some matrix elements to zero
Matlab Basics - Set unwanted parts of a vector to zero
Matlab Basics II - squares
Matlab Basics II - Log and natural log
Matlab Basics - Logical Tests I
Matlab Basics - Rounding II
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