Question

how to solve this : Let X=(1 2)^T wrt basis {b1, b2}, b1=(-1 1)^T b2=(1 0)^T. let P be a matrix (1 0 , 1 -1) (2*2) . compute 1) y=px 2) new basis (w1, w2)

Answer 1

is there any good materials to understand these kind of problems well?