Recent content by hen93

  1. H

    Finding a row vector and calculating the trace of a matrix

    Sorry, I just thought that was to simple to be correct. I think that I do, just that without any numbers it does not make any sense to me.
  2. H

    Finding a row vector and calculating the trace of a matrix

    Hi there, I've been having trouble with 2 algebra questions, I was hoping someone here could give me a hand. Homework Statement (i) Consider the function R2 → R2 defined by f (x, y) = (3x − 4y, x − 2y). Let v = (a, b) be the vector such that f (v) = (4, 6). Find the vector v and hence...
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