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.
Who invented zero?
06 - Matrix Equations 3
UICBioE240 problem 1.15
BASICS - sum part of vector
Change string to number
Solve the system of equations.
Find the sum of the negative elements under the main diagonal.
Solve the following boundary value problem
Find the product of the positive elements above the main diagonal.
Return ! if array element starts with a certain letter. Otherwise return ?
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