Let A be an n *n matrix all of whose entries are 1. Find all the eigenvalues and eigenvectors of A. I have checked for 2*2 ,3*3 matrices and guessing the answer but in general how to show.
How to find limh→0sin(ha)h without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...
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