Please, don't use cos, tan, cot matlab functions.
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.
Make a checkerboard matrix
Return 'on' or 'off'
The sum of the numbers in the vector
Find the hypotenuse
Find the Sum of the Series:
Return the length of the longest word in the string.
Solve the following system of equations.
Find the sum of the negative elements under the main diagonal.
Check if a string starts with another string
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