As per Solution 1043996, need to ban a couple of other functions to enforce instruction.
This is wrong. For example, x = 3*pi/4, cot(x) = -1; but this solution gives sqrt(1-sin(x)^2)/sin(x) = 1.
03 - Matrix Variables 6
Matlab Basics II - squares
Square root of a number
Solve the following system of equations.
Return the amount of palindromes (words) in the string.
Find the sum of the negative elements under the main diagonal.
Find the product of the positive elements above the main diagonal.
Find matrix of indices for multidimensional matrix.
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