Matrix multiplication problem giving wrong answer

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3 replies · 2K views
Tanishq Nandan
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Homework Statement


20170905_213023-1.jpg


Homework Equations


Matrix multiplication.

The Attempt at a Solution


20170905_213157-1.jpg

Answer given=4
What am I doing wrong??
 

Discussion

Physics news on Phys.org
I agree with your solution.
 
Thanks..must be a printing error
 

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