Recent content by Buster617

Ahh ok, i get it now. Thanks a lot. Just done them all and they seem correct, I've still come up with DC not being possible due to there being a different number of columns in the first matrix compared to the number of rows in the second matrix. Thanks again

Homework Statement Hi all. I am doing this work and can't seem to find any information on this in any of my notes or textbooks. The question is, "Evaluate (if possible) AB, BA, CD and DC", this is what i need some help with. I also have further on the question, "Evaluate | u |, | v |, u . v...