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OpenStudy (anonymous):
A square matrix A is symmetric if A = ? a. At b. A c. – A d. A-1
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myininaya (myininaya):
At
OpenStudy (anonymous):
why exactly is it a. ?
myininaya (myininaya):
i assumed it meant A transpose
myininaya (myininaya):
so the answer is At
OpenStudy (anonymous):
Ah, that would make sense
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