I want check my answers

  • Thread starter r-soy
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  • #1
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1
Hi all

I want check my answers​
 

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Answers and Replies

  • #2
berkeman
Mentor
59,266
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Hi all

I want check my answers​

It says it was a timed exam?
 
  • #3
2,005
287
The upper right number in the answer of the first question is wrong. The rest is Ok.

The second matrix multiplication was with an unity matrix. You didn't have to write that one out.
 
  • #4
34,820
6,565
The upper right number in the answer of the first question is wrong. The rest is Ok.

The second matrix multiplication was with an unity matrix. You didn't have to write that one out.
Usually called identity matrix.
 

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