Question:
Consider the set W of all 2 x 2 matrices A such that both
Last updated: 8/12/2022
![Consider the set W of all 2 x 2 matrices A such that both](https://media.kunduz.com/media/sug-question/raw/85017369-1660318924.283552.jpeg?h=512)
Consider the set W of all 2 x 2 matrices A such that both (1, 2) and (2, -1) are eigenvectors of A. Prove that W is a subspace of the space of all 2 x 2 matrices and find the dimension of W.