A=[1 2; -3 0]
Sum of diagonal of a square matrix
Replace Vector Elements
02 - Vector Variables 5
Test Problem; Create a 5x5 array containing all ones
Calculate area of sector
Solve the system of equations.
Calculate the eigenvalues of A.
Check if a string starts with another string
Return the length of the longest word in the string.
Calculate the centroid of a triangle
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