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]
Replicate elements in vectors
Switch matrix to a column vector
Evaluating a polynomial
find the surface area of a cube
Matlab Basics - y as a function of x
Matlab Basics - Absolute Value
Matlab Basics - Rounding III
Replace every 3rd element in a vector with 4
Matlab Basics II - 3 Dimensional Arrays
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