Question: (a) Write a pseudocode program for Back Substitution. The input will consist of an upper triangular matrix U with nonzero diagonal entries and a vector

(a) Write a pseudocode program for Back Substitution. The input will consist of an upper triangular matrix U with nonzero diagonal entries and a vector c. The output should be the solution x to the triangular system Ux = c.
(b) Implement your code on a computer, and test it on some representative systems.

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