Write a script to round x DOWN to the next lowest integer:
e.g. x = 2.3 --> x = 2 also: x = 2.7 --> x = 2
Determine whether a vector is monotonically increasing
matrix of natural number
Matlab Basics - Set unwanted parts of a vector to zero
Finding perimeter of a rectangle
find the surface area of a cube
Matlab Basics II - Count rows in a matrix
Matlab Basics - Logical Tests I
Finding an element in a vector
Matlab Basics II - Operations and Matrix Dimensions
Matlab Basics II - Find the roots of a function
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