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Did i do this matrix transformation right?

  1. Nov 8, 2005 #1
    Hello everyone, i don't know if i did this right or not because the answer isn't in the back of the book. Here is what i did:
    http://show.imagehosting.us/show/898705/0/nouser_898/T0_-1_898705.jpg [Broken]
    Thanks!
     
    Last edited by a moderator: Apr 21, 2017 at 9:33 PM
  2. jcsd
  3. Nov 9, 2005 #2
    I'm afraid you've made a mistake in line 3.

    You said that (j) = -w + 2i, because you've used w = (2,-1),
    this is actually T(w).

    You defined w on the second line as (1,1).

    Hope this helps, let me know how you get/got on,
    Sam
     
  4. Nov 9, 2005 #3
    ahh thank you!! it worked out now!!
     
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