CBSE Class 12-science Answered
under which condition is the matrix equation (AA)-(BB)=(A+B)(A-B)
Asked by | 18 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 | 31 Mar, 2008, 11:04: PM
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