Given the variable x as your input, multiply it by three and put the result in y.
Duplicate of Problem 2980.
This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Evaluating a polynomial
Matlab Basics - Pick out parts of a vector
Determine the mean of matrix
Create sequnce 1 4 9 16 25.........
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