Recent content by cdub2

  1. C

    Matrix associated to eigenspaces

    Homework Statement Find a 2 x 2 matrix A for which: E2 = span (-3, 5) E1 = span (1, -2) where E is the eigenspace associated with each eigenvalue. Homework Equations The Attempt at a Solution I know that to find the eigenspace from the matrix A I would use the equation E2 =...
  2. C

    Linear algebra - basis of subspace

    thanks! i got it :)
  3. C

    Linear algebra - basis of subspace

    Homework Statement Find a basis of the subspace of R4 that consists of all vectors perpendicular to both (1 0 5 2) and (0 1 5 5) ^ those are vectors. Homework Equations The Attempt at a Solution I understand that a basis needs to be linearly independent and...
  4. C

    Finding Vectors to Span Set W: Can u and v Fully Represent W?

    thanks !
  5. C

    Finding Vectors to Span Set W: Can u and v Fully Represent W?

    I am having some trouble with this problem... Let W be the set of all vectors of the form: (-5b-4c b c) ^ (that is supposed to be in vector form) Find vectors u and v such that W = Span {u,v}.