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OpenStudy (anonymous):
If E and F both have order 4x4, will EF=FE?
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OpenStudy (anonymous):
What is the context here? Are we talking about matrices?
OpenStudy (anonymous):
Matrices indeed.
OpenStudy (anonymous):
In general, matrices don't commute. So even if E and F are both 4x4 in size, that doesn't mean that EF=FE.
OpenStudy (anonymous):
That's what I thought, thanks!
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