Student[LinearAlgebra][BackwardSubstitute] - solve A . x = b where A is in upper row echelon form
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Calling Sequence
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BackwardSubstitute(A, b, options)
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Description
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The BackwardSubstitute(A, b) command, where A is an upper row echelon Matrix and b is a Vector, returns a solution to the equation .
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If b is not included in the calling sequence, A is assumed to be an augmented Matrix.
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Examples
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