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OpenStudy (anonymous):
Linear algebra q; find all B such that AB = BA
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OpenStudy (anonymous):
OpenStudy (anonymous):
So far I've set B to |dw:1394035293637:dw|, multipled AB and BA, equated them togeher and concluded with 4 equations. Am i doing this correctly? What is next, do I do Gauss-Jordan elimination?
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