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03 Input, Output and Storage Devices - A-Level Computer Science - www.revisecomputerscience.com
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03 Input, Output and Storage Devices - A-Level Computer Science - www.revisecomputerscience.com
![If A = [[-1],[2],[3]], B=[-2,-1,-4], verify that (AB)' = B'A'.](http://i.ytimg.com/vi/QYPtuaZvwfA/mqdefault.jpg "If A = [[-1],[2],[3]], B=[-2,-1,-4], verify that (AB)' = B'A'.")
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