3. a. Given 𝐴=
0 0 0
4 0 0
10 5 0
, find 𝐴 , 𝐴 , 𝐼+𝐴+𝐴 and (𝐼−𝐴)(𝐼+𝐴+𝐴) where 𝐼
denotes the identity matrix of order 3.
b. Use the results in (a) to find (𝐼−𝐴) .
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.