 #1
 42
 0
Homework Statement
I'm trying to show that a given matrix is the inverse of the other, by showing that multiplying them together generates the identity matrix. I can't see a way to simplify the last step and I feel like I'm missing something..? Any input on this would be helpful. Thanks!
Homework Equations
see below
j = sqrt(1)
The Attempt at a Solution
How do I prove that the rest of the terms are 0?
Attachments

35.9 KB Views: 328