This problem has been polished along with an enhanced test suite.
The Hitchhiker's Guide to MATLAB
Back to basics 1 - Saving
Area of an equilateral triangle
Deleting an element in a matrix
Find the volume of cone
Multiply two polynomials p and q given in in vector representation.
Find cosine between two given vectors u and v.
Replace x value into y value in string text.
Solve expression I
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