under which condition is the matrix equation (AA)-(BB)=(A+B)(A-B)

Asked by  | 18th Mar, 2008, 01:29: AM

Expert Answer:

(A+B)(A-B)= AA+BA-AB-BB

Now (A+B)(A-B) = AA-BB if  BA= AB.

Answered by  | 31st Mar, 2008, 11:04: PM

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