Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, as well as elements 5-7 and places them in a vector y in reverse order, for example:
x = [1 2 3 4 5 6 7] --> y = [5 6 7 2]
Getting the indices from a vector
Derivative of polynomial
Create a two dimensional zero matrix
Find the area of the four walls
Evaluating a polynomial
Matlab Basics II - Intervals
Matlab Basics II - Count rows in a matrix
Matlab Basics - Set unwanted parts of a vector to zero
Replace every 3rd element in a vector with 4
Matlab Basics - Absolute Value
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