Let x be a vector of unknown length, we are always interested in the last 3 numbers in the vector, write a function that gives those numbers for any vector x
x = [1 2 3 4]
output = [2 3 4]
Calculate the derivative of a polynomial
The sum of the numbers in the vector
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Matlab Basics II - Operations and Matrix Dimensions
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Replace every 3rd element in a vector with 4
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