WAAAAY confused. True or false? for any square Matrice A and B, (A+B)(A-B)= AA-BB any ideas on this mind boggler?
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true as long as $\displaystyle A$ and $\displaystyle B$ commute.
Can you explain to me what that means please?
Originally Posted by Danktoker Can you explain to me what that means please? It means if $\displaystyle A\times B = B \times A$
:O oh i c... Thank you very much
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