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Let A,B and C be nxxn matrices. Which on...

Let `A,B` and `C` be `nxxn` matrices. Which one of the following is a correct statement?

A

If `A^(2)=O," then A=O"`

B

If `A^(3)+2A^(2)+3A+5O=O,` then A is invertible

C

If AB=AC then B=C

D

If AB=O, then A=O or B=O

Text Solution

Verified by Experts

The correct Answer is:
B
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